1720244500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{691}}^1$

素因数の和:1106

約数の個数: 96

約数和(自身を含む): 4062449664

約数和(自身を除く): 2342205164

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 383, 500, 650, 691, 766, 1300, 1382, 1532, 1625, 1915, 2764, 3250, 3455, 3830, 4979, 6500, 6910, 7660, 8983, 9575, 9958, 13820, 17275, 17966, 19150, 19916, 24895, 34550, 35932, 38300, 44915, 47875, 49790, 69100, 86375, 89830, 95750, 99580, 124475, 172750, 179660, 191500, 224575, 248950, 264653, 345500, 449150, 497900, 529306, 622375, 898300, 1058612, 1122875, 1244750, 1323265, 2245750, 2489500, 2646530, 3440489, 4491500, 5293060, 6616325, 6880978, 13232650, 13761956, 17202445, 26465300, 33081625, 34404890, 66163250, 68809780, 86012225, 132326500, 172024450, 344048900, 430061125, 860122250, 1720244500]

約数ペア:

[(1, 1720244500), (2, 860122250), (4, 430061125), (5, 344048900), (10, 172024450), (13, 132326500), (20, 86012225), (25, 68809780), (26, 66163250), (50, 34404890), (52, 33081625), (65, 26465300), (100, 17202445), (125, 13761956), (130, 13232650), (250, 6880978), (260, 6616325), (325, 5293060), (383, 4491500), (500, 3440489), (650, 2646530), (691, 2489500), (766, 2245750), (1300, 1323265), (1382, 1244750), (1532, 1122875), (1625, 1058612), (1915, 898300), (2764, 622375), (3250, 529306), (3455, 497900), (3830, 449150), (4979, 345500), (6500, 264653), (6910, 248950), (7660, 224575), (8983, 191500), (9575, 179660), (9958, 172750), (13820, 124475), (17275, 99580), (17966, 95750), (19150, 89830), (19916, 86375), (24895, 69100), (34550, 49790), (35932, 47875), (38300, 44915)]