61900568980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1\times {\mathrm{68213}}^1$

素因数の和:68413

約数の個数: 72

約数和(自身を含む): 138969107928

約数和(自身を除く): 77068538948

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 157, 170, 289, 314, 340, 578, 628, 785, 1156, 1445, 1570, 2669, 2890, 3140, 5338, 5780, 10676, 13345, 26690, 45373, 53380, 68213, 90746, 136426, 181492, 226865, 272852, 341065, 453730, 682130, 907460, 1159621, 1364260, 2319242, 4638484, 5798105, 10709441, 11596210, 19713557, 21418882, 23192420, 39427114, 42837764, 53547205, 78854228, 98567785, 107094410, 182060497, 197135570, 214188820, 364120994, 394271140, 728241988, 910302485, 1820604970, 3095028449, 3641209940, 6190056898, 12380113796, 15475142245, 30950284490, 61900568980]

約数ペア:

[(1, 61900568980), (2, 30950284490), (4, 15475142245), (5, 12380113796), (10, 6190056898), (17, 3641209940), (20, 3095028449), (34, 1820604970), (68, 910302485), (85, 728241988), (157, 394271140), (170, 364120994), (289, 214188820), (314, 197135570), (340, 182060497), (578, 107094410), (628, 98567785), (785, 78854228), (1156, 53547205), (1445, 42837764), (1570, 39427114), (2669, 23192420), (2890, 21418882), (3140, 19713557), (5338, 11596210), (5780, 10709441), (10676, 5798105), (13345, 4638484), (26690, 2319242), (45373, 1364260), (53380, 1159621), (68213, 907460), (90746, 682130), (136426, 453730), (181492, 341065), (226865, 272852)]