313645670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 629487936

約数和(自身を除く): 315842266

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 197, 331, 370, 394, 481, 662, 962, 985, 1655, 1970, 2405, 2561, 3310, 4303, 4810, 5122, 7289, 8606, 12247, 12805, 14578, 21515, 24494, 25610, 36445, 43030, 61235, 65207, 72890, 94757, 122470, 130414, 159211, 189514, 318422, 326035, 473785, 652070, 796055, 847691, 947570, 1592110, 1695382, 2412659, 4238455, 4825318, 8476910, 12063295, 24126590, 31364567, 62729134, 156822835, 313645670]

約数ペア:

[(1, 313645670), (2, 156822835), (5, 62729134), (10, 31364567), (13, 24126590), (26, 12063295), (37, 8476910), (65, 4825318), (74, 4238455), (130, 2412659), (185, 1695382), (197, 1592110), (331, 947570), (370, 847691), (394, 796055), (481, 652070), (662, 473785), (962, 326035), (985, 318422), (1655, 189514), (1970, 159211), (2405, 130414), (2561, 122470), (3310, 94757), (4303, 72890), (4810, 65207), (5122, 61235), (7289, 43030), (8606, 36445), (12247, 25610), (12805, 24494), (14578, 21515)]