259037610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{664199}}^1$

素因数の和:664222

約数の個数: 32

約数和(自身を含む): 669513600

約数和(自身を除く): 410475990

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 664199, 1328398, 1992597, 3320995, 3985194, 6641990, 8634587, 9962985, 17269174, 19925970, 25903761, 43172935, 51807522, 86345870, 129518805, 259037610]

約数ペア:

[(1, 259037610), (2, 129518805), (3, 86345870), (5, 51807522), (6, 43172935), (10, 25903761), (13, 19925970), (15, 17269174), (26, 9962985), (30, 8634587), (39, 6641990), (65, 3985194), (78, 3320995), (130, 1992597), (195, 1328398), (390, 664199)]