30500912500

素因数分解:

$2^2\times 5^5\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:636

約数の個数: 144

約数和(自身を含む): 68718101760

約数和(自身を除く): 38217189260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 79, 100, 125, 134, 158, 250, 268, 316, 335, 395, 461, 500, 625, 670, 790, 922, 1250, 1340, 1580, 1675, 1844, 1975, 2305, 2500, 3125, 3350, 3950, 4610, 5293, 6250, 6700, 7900, 8375, 9220, 9875, 10586, 11525, 12500, 16750, 19750, 21172, 23050, 26465, 30887, 33500, 36419, 39500, 41875, 46100, 49375, 52930, 57625, 61774, 72838, 83750, 98750, 105860, 115250, 123548, 132325, 145676, 154435, 167500, 182095, 197500, 209375, 230500, 246875, 264650, 288125, 308870, 364190, 418750, 493750, 529300, 576250, 617740, 661625, 728380, 772175, 837500, 910475, 987500, 1152500, 1323250, 1440625, 1544350, 1820950, 2440073, 2646500, 2881250, 3088700, 3308125, 3641900, 3860875, 4552375, 4880146, 5762500, 6616250, 7721750, 9104750, 9760292, 12200365, 13232500, 15443500, 16540625, 18209500, 19304375, 22761875, 24400730, 33081250, 38608750, 45523750, 48801460, 61001825, 66162500, 77217500, 91047500, 96521875, 113809375, 122003650, 193043750, 227618750, 244007300, 305009125, 386087500, 455237500, 610018250, 1220036500, 1525045625, 3050091250, 6100182500, 7625228125, 15250456250, 30500912500]

約数ペア:

[(1, 30500912500), (2, 15250456250), (4, 7625228125), (5, 6100182500), (10, 3050091250), (20, 1525045625), (25, 1220036500), (50, 610018250), (67, 455237500), (79, 386087500), (100, 305009125), (125, 244007300), (134, 227618750), (158, 193043750), (250, 122003650), (268, 113809375), (316, 96521875), (335, 91047500), (395, 77217500), (461, 66162500), (500, 61001825), (625, 48801460), (670, 45523750), (790, 38608750), (922, 33081250), (1250, 24400730), (1340, 22761875), (1580, 19304375), (1675, 18209500), (1844, 16540625), (1975, 15443500), (2305, 13232500), (2500, 12200365), (3125, 9760292), (3350, 9104750), (3950, 7721750), (4610, 6616250), (5293, 5762500), (6250, 4880146), (6700, 4552375), (7900, 3860875), (8375, 3641900), (9220, 3308125), (9875, 3088700), (10586, 2881250), (11525, 2646500), (12500, 2440073), (16750, 1820950), (19750, 1544350), (21172, 1440625), (23050, 1323250), (26465, 1152500), (30887, 987500), (33500, 910475), (36419, 837500), (39500, 772175), (41875, 728380), (46100, 661625), (49375, 617740), (52930, 576250), (57625, 529300), (61774, 493750), (72838, 418750), (83750, 364190), (98750, 308870), (105860, 288125), (115250, 264650), (123548, 246875), (132325, 230500), (145676, 209375), (154435, 197500), (167500, 182095)]