16552120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 40572000

約数和(自身を除く): 24019880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 229, 260, 278, 458, 520, 556, 695, 916, 1112, 1145, 1390, 1807, 1832, 2290, 2780, 2977, 3614, 4580, 5560, 5954, 7228, 9035, 9160, 11908, 14456, 14885, 18070, 23816, 29770, 31831, 36140, 59540, 63662, 72280, 119080, 127324, 159155, 254648, 318310, 413803, 636620, 827606, 1273240, 1655212, 2069015, 3310424, 4138030, 8276060, 16552120]

約数ペア:

[(1, 16552120), (2, 8276060), (4, 4138030), (5, 3310424), (8, 2069015), (10, 1655212), (13, 1273240), (20, 827606), (26, 636620), (40, 413803), (52, 318310), (65, 254648), (104, 159155), (130, 127324), (139, 119080), (229, 72280), (260, 63662), (278, 59540), (458, 36140), (520, 31831), (556, 29770), (695, 23816), (916, 18070), (1112, 14885), (1145, 14456), (1390, 11908), (1807, 9160), (1832, 9035), (2290, 7228), (2780, 5954), (2977, 5560), (3614, 4580)]