31006797640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8518351}}^1$

素因数の和:8518382

約数の個数: 64

約数和(自身を含む): 85864988160

約数和(自身を除く): 54858190520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 8518351, 17036702, 34073404, 42591755, 59628457, 68146808, 85183510, 110738563, 119256914, 170367020, 221477126, 238513828, 298142285, 340734040, 442954252, 477027656, 553692815, 596284570, 775169941, 885908504, 1107385630, 1192569140, 1550339882, 2214771260, 2385138280, 3100679764, 3875849705, 4429542520, 6201359528, 7751699410, 15503398820, 31006797640]

約数ペア:

[(1, 31006797640), (2, 15503398820), (4, 7751699410), (5, 6201359528), (7, 4429542520), (8, 3875849705), (10, 3100679764), (13, 2385138280), (14, 2214771260), (20, 1550339882), (26, 1192569140), (28, 1107385630), (35, 885908504), (40, 775169941), (52, 596284570), (56, 553692815), (65, 477027656), (70, 442954252), (91, 340734040), (104, 298142285), (130, 238513828), (140, 221477126), (182, 170367020), (260, 119256914), (280, 110738563), (364, 85183510), (455, 68146808), (520, 59628457), (728, 42591755), (910, 34073404), (1820, 17036702), (3640, 8518351)]