690560

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:115

約数の個数: 64

約数和(自身を含む): 1799280

約数和(自身を除く): 1108720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 83, 104, 128, 130, 160, 166, 208, 260, 320, 332, 415, 416, 520, 640, 664, 830, 832, 1040, 1079, 1328, 1660, 1664, 2080, 2158, 2656, 3320, 4160, 4316, 5312, 5395, 6640, 8320, 8632, 10624, 10790, 13280, 17264, 21580, 26560, 34528, 43160, 53120, 69056, 86320, 138112, 172640, 345280, 690560]

約数ペア:

[(1, 690560), (2, 345280), (4, 172640), (5, 138112), (8, 86320), (10, 69056), (13, 53120), (16, 43160), (20, 34528), (26, 26560), (32, 21580), (40, 17264), (52, 13280), (64, 10790), (65, 10624), (80, 8632), (83, 8320), (104, 6640), (128, 5395), (130, 5312), (160, 4316), (166, 4160), (208, 3320), (260, 2656), (320, 2158), (332, 2080), (415, 1664), (416, 1660), (520, 1328), (640, 1079), (664, 1040), (830, 832)]