650348530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{1049}}^1$

素因数の和:1339

約数の個数: 64

約数和(自身を含む): 1333584000

約数和(自身を除く): 683235470

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 251, 494, 502, 1049, 1235, 1255, 2098, 2470, 2510, 3263, 4769, 5245, 6526, 9538, 10490, 13637, 16315, 19931, 23845, 27274, 32630, 39862, 47690, 61997, 68185, 99655, 123994, 136370, 199310, 259103, 263299, 309985, 518206, 526598, 619970, 1295515, 1316495, 2591030, 2632990, 3422887, 5002681, 6845774, 10005362, 17114435, 25013405, 34228870, 50026810, 65034853, 130069706, 325174265, 650348530]

約数ペア:

[(1, 650348530), (2, 325174265), (5, 130069706), (10, 65034853), (13, 50026810), (19, 34228870), (26, 25013405), (38, 17114435), (65, 10005362), (95, 6845774), (130, 5002681), (190, 3422887), (247, 2632990), (251, 2591030), (494, 1316495), (502, 1295515), (1049, 619970), (1235, 526598), (1255, 518206), (2098, 309985), (2470, 263299), (2510, 259103), (3263, 199310), (4769, 136370), (5245, 123994), (6526, 99655), (9538, 68185), (10490, 61997), (13637, 47690), (16315, 39862), (19931, 32630), (23845, 27274)]