128424010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2897}}^1$

素因数の和:2959

約数の個数: 64

約数和(自身を含む): 280433664

約数和(自身を除く): 152009654

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 31, 55, 62, 65, 110, 130, 143, 155, 286, 310, 341, 403, 682, 715, 806, 1430, 1705, 2015, 2897, 3410, 4030, 4433, 5794, 8866, 14485, 22165, 28970, 31867, 37661, 44330, 63734, 75322, 89807, 159335, 179614, 188305, 318670, 376610, 414271, 449035, 828542, 898070, 987877, 1167491, 1975754, 2071355, 2334982, 4142710, 4939385, 5837455, 9878770, 11674910, 12842401, 25684802, 64212005, 128424010]

約数ペア:

[(1, 128424010), (2, 64212005), (5, 25684802), (10, 12842401), (11, 11674910), (13, 9878770), (22, 5837455), (26, 4939385), (31, 4142710), (55, 2334982), (62, 2071355), (65, 1975754), (110, 1167491), (130, 987877), (143, 898070), (155, 828542), (286, 449035), (310, 414271), (341, 376610), (403, 318670), (682, 188305), (715, 179614), (806, 159335), (1430, 89807), (1705, 75322), (2015, 63734), (2897, 44330), (3410, 37661), (4030, 31867), (4433, 28970), (5794, 22165), (8866, 14485)]