895485760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{215261}}^1$

素因数の和:215291

約数の個数: 56

約数和(自身を含む): 2296415016

約数和(自身を除く): 1400929256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 215261, 430522, 861044, 1076305, 1722088, 2152610, 2798393, 3444176, 4305220, 5596786, 6888352, 8610440, 11193572, 13776704, 13991965, 17220880, 22387144, 27983930, 34441760, 44774288, 55967860, 68883520, 89548576, 111935720, 179097152, 223871440, 447742880, 895485760]

約数ペア:

[(1, 895485760), (2, 447742880), (4, 223871440), (5, 179097152), (8, 111935720), (10, 89548576), (13, 68883520), (16, 55967860), (20, 44774288), (26, 34441760), (32, 27983930), (40, 22387144), (52, 17220880), (64, 13991965), (65, 13776704), (80, 11193572), (104, 8610440), (130, 6888352), (160, 5596786), (208, 4305220), (260, 3444176), (320, 2798393), (416, 2152610), (520, 1722088), (832, 1076305), (1040, 861044), (2080, 430522), (4160, 215261)]