1313303685620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{72719}}^1\times {\mathrm{29129}}^1$

素因数の和:101888

約数の個数: 48

約数和(自身を含む): 2847040358400

約数和(自身を除く): 1533736672780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 29129, 58258, 72719, 116516, 145438, 145645, 290876, 291290, 363595, 582580, 727190, 902999, 1454380, 1805998, 2254289, 3611996, 4508578, 4514995, 9017156, 9029990, 11271445, 18059980, 22542890, 45085780, 2118231751, 4236463502, 8472927004, 10591158755, 21182317510, 42364635020, 65665184281, 131330368562, 262660737124, 328325921405, 656651842810, 1313303685620]

約数ペア:

[(1, 1313303685620), (2, 656651842810), (4, 328325921405), (5, 262660737124), (10, 131330368562), (20, 65665184281), (31, 42364635020), (62, 21182317510), (124, 10591158755), (155, 8472927004), (310, 4236463502), (620, 2118231751), (29129, 45085780), (58258, 22542890), (72719, 18059980), (116516, 11271445), (145438, 9029990), (145645, 9017156), (290876, 4514995), (291290, 4508578), (363595, 3611996), (582580, 2254289), (727190, 1805998), (902999, 1454380)]