670394475

素因数分解:

$3^5\times 5^2\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:759

約数の個数: 72

約数和(自身を含む): 1253516992

約数和(自身を除く): 583122517

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 211, 225, 243, 405, 523, 633, 675, 1055, 1215, 1569, 1899, 2025, 2615, 3165, 4707, 5275, 5697, 6075, 7845, 9495, 13075, 14121, 15825, 17091, 23535, 28485, 39225, 42363, 47475, 51273, 70605, 85455, 110353, 117675, 127089, 142425, 211815, 256365, 331059, 353025, 427275, 551765, 635445, 993177, 1059075, 1281825, 1655295, 2758825, 2979531, 3177225, 4965885, 8276475, 8938593, 14897655, 24829425, 26815779, 44692965, 74488275, 134078895, 223464825, 670394475]

約数ペア:

[(1, 670394475), (3, 223464825), (5, 134078895), (9, 74488275), (15, 44692965), (25, 26815779), (27, 24829425), (45, 14897655), (75, 8938593), (81, 8276475), (135, 4965885), (211, 3177225), (225, 2979531), (243, 2758825), (405, 1655295), (523, 1281825), (633, 1059075), (675, 993177), (1055, 635445), (1215, 551765), (1569, 427275), (1899, 353025), (2025, 331059), (2615, 256365), (3165, 211815), (4707, 142425), (5275, 127089), (5697, 117675), (6075, 110353), (7845, 85455), (9495, 70605), (13075, 51273), (14121, 47475), (15825, 42363), (17091, 39225), (23535, 28485)]