42019968350

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{279481}}^1$

素因数の和:279621

約数の個数: 48

約数和(自身を含む): 81510366336

約数和(自身を除く): 39490397986

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 97, 155, 194, 310, 485, 775, 970, 1550, 2425, 3007, 4850, 6014, 15035, 30070, 75175, 150350, 279481, 558962, 1397405, 2794810, 6987025, 8663911, 13974050, 17327822, 27109657, 43319555, 54219314, 86639110, 135548285, 216597775, 271096570, 433195550, 677741425, 840399367, 1355482850, 1680798734, 4201996835, 8403993670, 21009984175, 42019968350]

約数ペア:

[(1, 42019968350), (2, 21009984175), (5, 8403993670), (10, 4201996835), (25, 1680798734), (31, 1355482850), (50, 840399367), (62, 677741425), (97, 433195550), (155, 271096570), (194, 216597775), (310, 135548285), (485, 86639110), (775, 54219314), (970, 43319555), (1550, 27109657), (2425, 17327822), (3007, 13974050), (4850, 8663911), (6014, 6987025), (15035, 2794810), (30070, 1397405), (75175, 558962), (150350, 279481)]