68771950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3413}}^1$

素因数の和:3469

約数の個数: 48

約数和(自身を含む): 142240896

約数和(自身を除く): 73468946

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 3413, 4030, 6826, 10075, 17065, 20150, 34130, 44369, 85325, 88738, 105803, 170650, 211606, 221845, 443690, 529015, 1058030, 1109225, 1375439, 2218450, 2645075, 2750878, 5290150, 6877195, 13754390, 34385975, 68771950]

約数ペア:

[(1, 68771950), (2, 34385975), (5, 13754390), (10, 6877195), (13, 5290150), (25, 2750878), (26, 2645075), (31, 2218450), (50, 1375439), (62, 1109225), (65, 1058030), (130, 529015), (155, 443690), (310, 221845), (325, 211606), (403, 170650), (650, 105803), (775, 88738), (806, 85325), (1550, 44369), (2015, 34130), (3413, 20150), (4030, 17065), (6826, 10075)]