687588850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:460

約数の個数: 96

約数和(自身を含む): 1430908416

約数和(自身を除く): 743319566

約数列:

[1, 2, 5, 10, 13, 25, 26, 47, 50, 65, 71, 94, 130, 142, 235, 317, 325, 355, 470, 611, 634, 650, 710, 923, 1175, 1222, 1585, 1775, 1846, 2350, 3055, 3170, 3337, 3550, 4121, 4615, 6110, 6674, 7925, 8242, 9230, 14899, 15275, 15850, 16685, 20605, 22507, 23075, 29798, 30550, 33370, 41210, 43381, 45014, 46150, 74495, 83425, 86762, 103025, 112535, 148990, 166850, 193687, 206050, 216905, 225070, 292591, 372475, 387374, 433810, 562675, 585182, 744950, 968435, 1057829, 1084525, 1125350, 1462955, 1936870, 2115658, 2169050, 2925910, 4842175, 5289145, 7314775, 9684350, 10578290, 13751777, 14629550, 26445725, 27503554, 52891450, 68758885, 137517770, 343794425, 687588850]

約数ペア:

[(1, 687588850), (2, 343794425), (5, 137517770), (10, 68758885), (13, 52891450), (25, 27503554), (26, 26445725), (47, 14629550), (50, 13751777), (65, 10578290), (71, 9684350), (94, 7314775), (130, 5289145), (142, 4842175), (235, 2925910), (317, 2169050), (325, 2115658), (355, 1936870), (470, 1462955), (611, 1125350), (634, 1084525), (650, 1057829), (710, 968435), (923, 744950), (1175, 585182), (1222, 562675), (1585, 433810), (1775, 387374), (1846, 372475), (2350, 292591), (3055, 225070), (3170, 216905), (3337, 206050), (3550, 193687), (4121, 166850), (4615, 148990), (6110, 112535), (6674, 103025), (7925, 86762), (8242, 83425), (9230, 74495), (14899, 46150), (15275, 45014), (15850, 43381), (16685, 41210), (20605, 33370), (22507, 30550), (23075, 29798)]