201225513625

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1\times {\mathrm{3359}}^1$

素因数の和:3775

約数の個数: 64

約数和(自身を含む): 266893885440

約数和(自身を除く): 65668371815

約数列:

[1, 5, 23, 25, 67, 115, 125, 311, 335, 575, 1541, 1555, 1675, 2875, 3359, 7153, 7705, 7775, 8375, 16795, 20837, 35765, 38525, 38875, 77257, 83975, 104185, 178825, 192625, 225053, 386285, 419875, 479251, 520925, 894125, 1044649, 1125265, 1931425, 2396255, 2604625, 5176219, 5223245, 5626325, 9657125, 11981275, 24026927, 25881095, 26116225, 28131625, 59906375, 69991483, 120134635, 129405475, 130581125, 349957415, 600673175, 647027375, 1609804109, 1749787075, 3003365875, 8049020545, 8748935375, 40245102725, 201225513625]

約数ペア:

[(1, 201225513625), (5, 40245102725), (23, 8748935375), (25, 8049020545), (67, 3003365875), (115, 1749787075), (125, 1609804109), (311, 647027375), (335, 600673175), (575, 349957415), (1541, 130581125), (1555, 129405475), (1675, 120134635), (2875, 69991483), (3359, 59906375), (7153, 28131625), (7705, 26116225), (7775, 25881095), (8375, 24026927), (16795, 11981275), (20837, 9657125), (35765, 5626325), (38525, 5223245), (38875, 5176219), (77257, 2604625), (83975, 2396255), (104185, 1931425), (178825, 1125265), (192625, 1044649), (225053, 894125), (386285, 520925), (419875, 479251)]