72661340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 158004000

約数和(自身を除く): 85342660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 149, 185, 298, 370, 596, 659, 740, 745, 1318, 1490, 2636, 2980, 3295, 5513, 6590, 11026, 13180, 22052, 24383, 27565, 48766, 55130, 97532, 98191, 110260, 121915, 196382, 243830, 392764, 487660, 490955, 981910, 1963820, 3633067, 7266134, 14532268, 18165335, 36330670, 72661340]

約数ペア:

[(1, 72661340), (2, 36330670), (4, 18165335), (5, 14532268), (10, 7266134), (20, 3633067), (37, 1963820), (74, 981910), (148, 490955), (149, 487660), (185, 392764), (298, 243830), (370, 196382), (596, 121915), (659, 110260), (740, 98191), (745, 97532), (1318, 55130), (1490, 48766), (2636, 27565), (2980, 24383), (3295, 22052), (5513, 13180), (6590, 11026)]