61656620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4423}}^1$

素因数の和:4490

約数の個数: 48

約数和(自身を含む): 140470848

約数和(自身を除く): 78814228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 4423, 6970, 8846, 13940, 17692, 22115, 44230, 75191, 88460, 150382, 181343, 300764, 362686, 375955, 725372, 751910, 906715, 1503820, 1813430, 3082831, 3626860, 6165662, 12331324, 15414155, 30828310, 61656620]

約数ペア:

[(1, 61656620), (2, 30828310), (4, 15414155), (5, 12331324), (10, 6165662), (17, 3626860), (20, 3082831), (34, 1813430), (41, 1503820), (68, 906715), (82, 751910), (85, 725372), (164, 375955), (170, 362686), (205, 300764), (340, 181343), (410, 150382), (697, 88460), (820, 75191), (1394, 44230), (2788, 22115), (3485, 17692), (4423, 13940), (6970, 8846)]