125676920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{439}}^1$

素因数の和:888

約数の個数: 64

約数和(自身を含む): 300801600

約数和(自身を除く): 175124680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 421, 439, 680, 842, 878, 1684, 1756, 2105, 2195, 3368, 3512, 4210, 4390, 7157, 7463, 8420, 8780, 14314, 14926, 16840, 17560, 28628, 29852, 35785, 37315, 57256, 59704, 71570, 74630, 143140, 149260, 184819, 286280, 298520, 369638, 739276, 924095, 1478552, 1848190, 3141923, 3696380, 6283846, 7392760, 12567692, 15709615, 25135384, 31419230, 62838460, 125676920]

約数ペア:

[(1, 125676920), (2, 62838460), (4, 31419230), (5, 25135384), (8, 15709615), (10, 12567692), (17, 7392760), (20, 6283846), (34, 3696380), (40, 3141923), (68, 1848190), (85, 1478552), (136, 924095), (170, 739276), (340, 369638), (421, 298520), (439, 286280), (680, 184819), (842, 149260), (878, 143140), (1684, 74630), (1756, 71570), (2105, 59704), (2195, 57256), (3368, 37315), (3512, 35785), (4210, 29852), (4390, 28628), (7157, 17560), (7463, 16840), (8420, 14926), (8780, 14314)]