203863010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{1699}}^1$

素因数の和:1803

約数の個数: 48

約数和(自身を含む): 403185600

約数和(自身を除く): 199322590

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 169, 338, 355, 710, 845, 923, 1690, 1699, 1846, 3398, 4615, 8495, 9230, 11999, 16990, 22087, 23998, 44174, 59995, 110435, 119990, 120629, 220870, 241258, 287131, 574262, 603145, 1206290, 1435655, 1568177, 2871310, 3136354, 7840885, 15681770, 20386301, 40772602, 101931505, 203863010]

約数ペア:

[(1, 203863010), (2, 101931505), (5, 40772602), (10, 20386301), (13, 15681770), (26, 7840885), (65, 3136354), (71, 2871310), (130, 1568177), (142, 1435655), (169, 1206290), (338, 603145), (355, 574262), (710, 287131), (845, 241258), (923, 220870), (1690, 120629), (1699, 119990), (1846, 110435), (3398, 59995), (4615, 44174), (8495, 23998), (9230, 22087), (11999, 16990)]