10864100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 25993128

約数和(自身を除く): 15129028

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 61, 65, 100, 122, 130, 137, 244, 260, 274, 305, 325, 548, 610, 650, 685, 793, 1220, 1300, 1370, 1525, 1586, 1781, 2740, 3050, 3172, 3425, 3562, 3965, 6100, 6850, 7124, 7930, 8357, 8905, 13700, 15860, 16714, 17810, 19825, 33428, 35620, 39650, 41785, 44525, 79300, 83570, 89050, 108641, 167140, 178100, 208925, 217282, 417850, 434564, 543205, 835700, 1086410, 2172820, 2716025, 5432050, 10864100]

約数ペア:

[(1, 10864100), (2, 5432050), (4, 2716025), (5, 2172820), (10, 1086410), (13, 835700), (20, 543205), (25, 434564), (26, 417850), (50, 217282), (52, 208925), (61, 178100), (65, 167140), (100, 108641), (122, 89050), (130, 83570), (137, 79300), (244, 44525), (260, 41785), (274, 39650), (305, 35620), (325, 33428), (548, 19825), (610, 17810), (650, 16714), (685, 15860), (793, 13700), (1220, 8905), (1300, 8357), (1370, 7930), (1525, 7124), (1586, 6850), (1781, 6100), (2740, 3965), (3050, 3562), (3172, 3425)]