61493950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7639}}^1$

素因数の和:7681

約数の個数: 48

約数和(自身を含む): 136419840

約数和(自身を除く): 74925890

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 161, 175, 230, 322, 350, 575, 805, 1150, 1610, 4025, 7639, 8050, 15278, 38195, 53473, 76390, 106946, 175697, 190975, 267365, 351394, 381950, 534730, 878485, 1229879, 1336825, 1756970, 2459758, 2673650, 4392425, 6149395, 8784850, 12298790, 30746975, 61493950]

約数ペア:

[(1, 61493950), (2, 30746975), (5, 12298790), (7, 8784850), (10, 6149395), (14, 4392425), (23, 2673650), (25, 2459758), (35, 1756970), (46, 1336825), (50, 1229879), (70, 878485), (115, 534730), (161, 381950), (175, 351394), (230, 267365), (322, 190975), (350, 175697), (575, 106946), (805, 76390), (1150, 53473), (1610, 38195), (4025, 15278), (7639, 8050)]