20121012750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{2399}}^1$

素因数の和:2683

約数の個数: 128

約数和(自身を含む): 51433574400

約数和(自身を除く): 31312561650

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 106, 125, 150, 159, 211, 250, 265, 318, 375, 422, 530, 633, 750, 795, 1055, 1266, 1325, 1590, 2110, 2399, 2650, 3165, 3975, 4798, 5275, 6330, 6625, 7197, 7950, 10550, 11183, 11995, 13250, 14394, 15825, 19875, 22366, 23990, 26375, 31650, 33549, 35985, 39750, 52750, 55915, 59975, 67098, 71970, 79125, 111830, 119950, 127147, 158250, 167745, 179925, 254294, 279575, 299875, 335490, 359850, 381441, 506189, 559150, 599750, 635735, 762882, 838725, 899625, 1012378, 1271470, 1397875, 1518567, 1677450, 1799250, 1907205, 2530945, 2795750, 3037134, 3178675, 3814410, 4193625, 5061890, 6357350, 7592835, 8387250, 9536025, 12654725, 15185670, 15893375, 19072050, 25309450, 26828017, 31786750, 37964175, 47680125, 53656034, 63273625, 75928350, 80484051, 95360250, 126547250, 134140085, 160968102, 189820875, 268280170, 379641750, 402420255, 670700425, 804840510, 1341400850, 2012101275, 3353502125, 4024202550, 6707004250, 10060506375, 20121012750]

約数ペア:

[(1, 20121012750), (2, 10060506375), (3, 6707004250), (5, 4024202550), (6, 3353502125), (10, 2012101275), (15, 1341400850), (25, 804840510), (30, 670700425), (50, 402420255), (53, 379641750), (75, 268280170), (106, 189820875), (125, 160968102), (150, 134140085), (159, 126547250), (211, 95360250), (250, 80484051), (265, 75928350), (318, 63273625), (375, 53656034), (422, 47680125), (530, 37964175), (633, 31786750), (750, 26828017), (795, 25309450), (1055, 19072050), (1266, 15893375), (1325, 15185670), (1590, 12654725), (2110, 9536025), (2399, 8387250), (2650, 7592835), (3165, 6357350), (3975, 5061890), (4798, 4193625), (5275, 3814410), (6330, 3178675), (6625, 3037134), (7197, 2795750), (7950, 2530945), (10550, 1907205), (11183, 1799250), (11995, 1677450), (13250, 1518567), (14394, 1397875), (15825, 1271470), (19875, 1012378), (22366, 899625), (23990, 838725), (26375, 762882), (31650, 635735), (33549, 599750), (35985, 559150), (39750, 506189), (52750, 381441), (55915, 359850), (59975, 335490), (67098, 299875), (71970, 279575), (79125, 254294), (111830, 179925), (119950, 167745), (127147, 158250)]