163660900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1879}}^1$

素因数の和:1973

約数の個数: 72

約数和(自身を含む): 388377920

約数和(自身を除く): 224717020

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 67, 100, 130, 134, 260, 268, 325, 335, 650, 670, 871, 1300, 1340, 1675, 1742, 1879, 3350, 3484, 3758, 4355, 6700, 7516, 8710, 9395, 17420, 18790, 21775, 24427, 37580, 43550, 46975, 48854, 87100, 93950, 97708, 122135, 125893, 187900, 244270, 251786, 488540, 503572, 610675, 629465, 1221350, 1258930, 1636609, 2442700, 2517860, 3147325, 3273218, 6294650, 6546436, 8183045, 12589300, 16366090, 32732180, 40915225, 81830450, 163660900]

約数ペア:

[(1, 163660900), (2, 81830450), (4, 40915225), (5, 32732180), (10, 16366090), (13, 12589300), (20, 8183045), (25, 6546436), (26, 6294650), (50, 3273218), (52, 3147325), (65, 2517860), (67, 2442700), (100, 1636609), (130, 1258930), (134, 1221350), (260, 629465), (268, 610675), (325, 503572), (335, 488540), (650, 251786), (670, 244270), (871, 187900), (1300, 125893), (1340, 122135), (1675, 97708), (1742, 93950), (1879, 87100), (3350, 48854), (3484, 46975), (3758, 43550), (4355, 37580), (6700, 24427), (7516, 21775), (8710, 18790), (9395, 17420)]