654204100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{8147}}^1$

素因数の和:8245

約数の個数: 72

約数和(自身を含む): 1570087008

約数和(自身を除く): 915882908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 73, 100, 110, 146, 220, 275, 292, 365, 550, 730, 803, 1100, 1460, 1606, 1825, 3212, 3650, 4015, 7300, 8030, 8147, 16060, 16294, 20075, 32588, 40150, 40735, 80300, 81470, 89617, 162940, 179234, 203675, 358468, 407350, 448085, 594731, 814700, 896170, 1189462, 1792340, 2240425, 2378924, 2973655, 4480850, 5947310, 6542041, 8961700, 11894620, 13084082, 14868275, 26168164, 29736550, 32710205, 59473100, 65420410, 130840820, 163551025, 327102050, 654204100]

約数ペア:

[(1, 654204100), (2, 327102050), (4, 163551025), (5, 130840820), (10, 65420410), (11, 59473100), (20, 32710205), (22, 29736550), (25, 26168164), (44, 14868275), (50, 13084082), (55, 11894620), (73, 8961700), (100, 6542041), (110, 5947310), (146, 4480850), (220, 2973655), (275, 2378924), (292, 2240425), (365, 1792340), (550, 1189462), (730, 896170), (803, 814700), (1100, 594731), (1460, 448085), (1606, 407350), (1825, 358468), (3212, 203675), (3650, 179234), (4015, 162940), (7300, 89617), (8030, 81470), (8147, 80300), (16060, 40735), (16294, 40150), (20075, 32588)]