80297750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 167311872

約数和(自身を除く): 87014122

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 125, 130, 155, 250, 310, 325, 403, 650, 775, 797, 806, 1550, 1594, 1625, 2015, 3250, 3875, 3985, 4030, 7750, 7970, 10075, 10361, 19925, 20150, 20722, 24707, 39850, 49414, 50375, 51805, 99625, 100750, 103610, 123535, 199250, 247070, 259025, 321191, 518050, 617675, 642382, 1235350, 1295125, 1605955, 2590250, 3088375, 3211910, 6176750, 8029775, 16059550, 40148875, 80297750]

約数ペア:

[(1, 80297750), (2, 40148875), (5, 16059550), (10, 8029775), (13, 6176750), (25, 3211910), (26, 3088375), (31, 2590250), (50, 1605955), (62, 1295125), (65, 1235350), (125, 642382), (130, 617675), (155, 518050), (250, 321191), (310, 259025), (325, 247070), (403, 199250), (650, 123535), (775, 103610), (797, 100750), (806, 99625), (1550, 51805), (1594, 50375), (1625, 49414), (2015, 39850), (3250, 24707), (3875, 20722), (3985, 20150), (4030, 19925), (7750, 10361), (7970, 10075)]