63873880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1453}}^1$

素因数の和:1628

約数の個数: 64

約数和(自身を含む): 165407040

約数和(自身を除く): 101533160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1453, 1570, 2198, 2906, 3140, 4396, 5495, 5812, 6280, 7265, 8792, 10171, 10990, 11624, 14530, 20342, 21980, 29060, 40684, 43960, 50855, 58120, 81368, 101710, 203420, 228121, 406840, 456242, 912484, 1140605, 1596847, 1824968, 2281210, 3193694, 4562420, 6387388, 7984235, 9124840, 12774776, 15968470, 31936940, 63873880]

約数ペア:

[(1, 63873880), (2, 31936940), (4, 15968470), (5, 12774776), (7, 9124840), (8, 7984235), (10, 6387388), (14, 4562420), (20, 3193694), (28, 2281210), (35, 1824968), (40, 1596847), (56, 1140605), (70, 912484), (140, 456242), (157, 406840), (280, 228121), (314, 203420), (628, 101710), (785, 81368), (1099, 58120), (1256, 50855), (1453, 43960), (1570, 40684), (2198, 29060), (2906, 21980), (3140, 20342), (4396, 14530), (5495, 11624), (5812, 10990), (6280, 10171), (7265, 8792)]