129718880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26153}}^1$

素因数の和:26199

約数の個数: 48

約数和(自身を含む): 316358784

約数和(自身を除く): 186639904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 26153, 52306, 104612, 130765, 209224, 261530, 418448, 523060, 810743, 836896, 1046120, 1621486, 2092240, 3242972, 4053715, 4184480, 6485944, 8107430, 12971888, 16214860, 25943776, 32429720, 64859440, 129718880]

約数ペア:

[(1, 129718880), (2, 64859440), (4, 32429720), (5, 25943776), (8, 16214860), (10, 12971888), (16, 8107430), (20, 6485944), (31, 4184480), (32, 4053715), (40, 3242972), (62, 2092240), (80, 1621486), (124, 1046120), (155, 836896), (160, 810743), (248, 523060), (310, 418448), (496, 261530), (620, 209224), (992, 130765), (1240, 104612), (2480, 52306), (4960, 26153)]