72448220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:519

約数の個数: 96

約数和(自身を含む): 178573248

約数和(自身を除く): 106125028

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 37, 52, 65, 68, 74, 85, 130, 148, 170, 185, 221, 260, 340, 370, 442, 443, 481, 629, 740, 884, 886, 962, 1105, 1258, 1772, 1924, 2210, 2215, 2405, 2516, 3145, 4420, 4430, 4810, 5759, 6290, 7531, 8177, 8860, 9620, 11518, 12580, 15062, 16354, 16391, 23036, 28795, 30124, 32708, 32782, 37655, 40885, 57590, 65564, 75310, 81770, 81955, 97903, 115180, 150620, 163540, 163910, 195806, 213083, 278647, 327820, 391612, 426166, 489515, 557294, 852332, 979030, 1065415, 1114588, 1393235, 1958060, 2130830, 2786470, 3622411, 4261660, 5572940, 7244822, 14489644, 18112055, 36224110, 72448220]

約数ペア:

[(1, 72448220), (2, 36224110), (4, 18112055), (5, 14489644), (10, 7244822), (13, 5572940), (17, 4261660), (20, 3622411), (26, 2786470), (34, 2130830), (37, 1958060), (52, 1393235), (65, 1114588), (68, 1065415), (74, 979030), (85, 852332), (130, 557294), (148, 489515), (170, 426166), (185, 391612), (221, 327820), (260, 278647), (340, 213083), (370, 195806), (442, 163910), (443, 163540), (481, 150620), (629, 115180), (740, 97903), (884, 81955), (886, 81770), (962, 75310), (1105, 65564), (1258, 57590), (1772, 40885), (1924, 37655), (2210, 32782), (2215, 32708), (2405, 30124), (2516, 28795), (3145, 23036), (4420, 16391), (4430, 16354), (4810, 15062), (5759, 12580), (6290, 11518), (7531, 9620), (8177, 8860)]