129622280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{11213}}^1$

素因数の和:11258

約数の個数: 48

約数和(自身を含む): 309842820

約数和(自身を除く): 180220540

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 11213, 11560, 22426, 44852, 56065, 89704, 112130, 190621, 224260, 381242, 448520, 762484, 953105, 1524968, 1906210, 3240557, 3812420, 6481114, 7624840, 12962228, 16202785, 25924456, 32405570, 64811140, 129622280]

約数ペア:

[(1, 129622280), (2, 64811140), (4, 32405570), (5, 25924456), (8, 16202785), (10, 12962228), (17, 7624840), (20, 6481114), (34, 3812420), (40, 3240557), (68, 1906210), (85, 1524968), (136, 953105), (170, 762484), (289, 448520), (340, 381242), (578, 224260), (680, 190621), (1156, 112130), (1445, 89704), (2312, 56065), (2890, 44852), (5780, 22426), (11213, 11560)]