12291500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 30331392

約数和(自身を除く): 18039892

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 61, 62, 65, 100, 122, 124, 125, 130, 155, 244, 250, 260, 305, 310, 325, 403, 500, 610, 620, 650, 775, 793, 806, 1220, 1300, 1525, 1550, 1586, 1612, 1625, 1891, 2015, 3050, 3100, 3172, 3250, 3782, 3875, 3965, 4030, 6100, 6500, 7564, 7625, 7750, 7930, 8060, 9455, 10075, 15250, 15500, 15860, 18910, 19825, 20150, 24583, 30500, 37820, 39650, 40300, 47275, 49166, 50375, 79300, 94550, 98332, 99125, 100750, 122915, 189100, 198250, 201500, 236375, 245830, 396500, 472750, 491660, 614575, 945500, 1229150, 2458300, 3072875, 6145750, 12291500]

約数ペア:

[(1, 12291500), (2, 6145750), (4, 3072875), (5, 2458300), (10, 1229150), (13, 945500), (20, 614575), (25, 491660), (26, 472750), (31, 396500), (50, 245830), (52, 236375), (61, 201500), (62, 198250), (65, 189100), (100, 122915), (122, 100750), (124, 99125), (125, 98332), (130, 94550), (155, 79300), (244, 50375), (250, 49166), (260, 47275), (305, 40300), (310, 39650), (325, 37820), (403, 30500), (500, 24583), (610, 20150), (620, 19825), (650, 18910), (775, 15860), (793, 15500), (806, 15250), (1220, 10075), (1300, 9455), (1525, 8060), (1550, 7930), (1586, 7750), (1612, 7625), (1625, 7564), (1891, 6500), (2015, 6100), (3050, 4030), (3100, 3965), (3172, 3875), (3250, 3782)]