1901558750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:344

約数の個数: 160

約数和(自身を含む): 4466320320

約数和(自身を除く): 2564761570

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 73, 91, 125, 130, 146, 175, 182, 229, 250, 325, 350, 365, 455, 458, 511, 625, 650, 730, 875, 910, 949, 1022, 1145, 1250, 1603, 1625, 1750, 1825, 1898, 2275, 2290, 2555, 2977, 3206, 3250, 3650, 4375, 4550, 4745, 5110, 5725, 5954, 6643, 8015, 8125, 8750, 9125, 9490, 11375, 11450, 12775, 13286, 14885, 16030, 16250, 16717, 18250, 20839, 22750, 23725, 25550, 28625, 29770, 33215, 33434, 40075, 41678, 45625, 47450, 56875, 57250, 63875, 66430, 74425, 80150, 83585, 91250, 104195, 113750, 117019, 118625, 127750, 143125, 148850, 166075, 167170, 200375, 208390, 217321, 234038, 237250, 286250, 319375, 332150, 372125, 400750, 417925, 434642, 520975, 585095, 593125, 638750, 744250, 830375, 835850, 1001875, 1041950, 1086605, 1170190, 1186250, 1521247, 1660750, 1860625, 2003750, 2089625, 2173210, 2604875, 2925475, 3042494, 3721250, 4151875, 4179250, 5209750, 5433025, 5850950, 7606235, 8303750, 10448125, 10866050, 13024375, 14627375, 15212470, 20896250, 26048750, 27165125, 29254750, 38031175, 54330250, 73136875, 76062350, 135825625, 146273750, 190155875, 271651250, 380311750, 950779375, 1901558750]

約数ペア:

[(1, 1901558750), (2, 950779375), (5, 380311750), (7, 271651250), (10, 190155875), (13, 146273750), (14, 135825625), (25, 76062350), (26, 73136875), (35, 54330250), (50, 38031175), (65, 29254750), (70, 27165125), (73, 26048750), (91, 20896250), (125, 15212470), (130, 14627375), (146, 13024375), (175, 10866050), (182, 10448125), (229, 8303750), (250, 7606235), (325, 5850950), (350, 5433025), (365, 5209750), (455, 4179250), (458, 4151875), (511, 3721250), (625, 3042494), (650, 2925475), (730, 2604875), (875, 2173210), (910, 2089625), (949, 2003750), (1022, 1860625), (1145, 1660750), (1250, 1521247), (1603, 1186250), (1625, 1170190), (1750, 1086605), (1825, 1041950), (1898, 1001875), (2275, 835850), (2290, 830375), (2555, 744250), (2977, 638750), (3206, 593125), (3250, 585095), (3650, 520975), (4375, 434642), (4550, 417925), (4745, 400750), (5110, 372125), (5725, 332150), (5954, 319375), (6643, 286250), (8015, 237250), (8125, 234038), (8750, 217321), (9125, 208390), (9490, 200375), (11375, 167170), (11450, 166075), (12775, 148850), (13286, 143125), (14885, 127750), (16030, 118625), (16250, 117019), (16717, 113750), (18250, 104195), (20839, 91250), (22750, 83585), (23725, 80150), (25550, 74425), (28625, 66430), (29770, 63875), (33215, 57250), (33434, 56875), (40075, 47450), (41678, 45625)]