786760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:130

約数の個数: 64

約数和(自身を含む): 2041200

約数和(自身を除く): 1254440

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 89, 104, 130, 136, 170, 178, 221, 260, 340, 356, 442, 445, 520, 680, 712, 884, 890, 1105, 1157, 1513, 1768, 1780, 2210, 2314, 3026, 3560, 4420, 4628, 5785, 6052, 7565, 8840, 9256, 11570, 12104, 15130, 19669, 23140, 30260, 39338, 46280, 60520, 78676, 98345, 157352, 196690, 393380, 786760]

約数ペア:

[(1, 786760), (2, 393380), (4, 196690), (5, 157352), (8, 98345), (10, 78676), (13, 60520), (17, 46280), (20, 39338), (26, 30260), (34, 23140), (40, 19669), (52, 15130), (65, 12104), (68, 11570), (85, 9256), (89, 8840), (104, 7565), (130, 6052), (136, 5785), (170, 4628), (178, 4420), (221, 3560), (260, 3026), (340, 2314), (356, 2210), (442, 1780), (445, 1768), (520, 1513), (680, 1157), (712, 1105), (884, 890)]