86259880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1289}}^1$

素因数の和:1546

約数の個数: 64

約数和(自身を含む): 222912000

約数和(自身を除く): 136652120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 239, 280, 478, 956, 1195, 1289, 1673, 1912, 2390, 2578, 3346, 4780, 5156, 6445, 6692, 8365, 9023, 9560, 10312, 12890, 13384, 16730, 18046, 25780, 33460, 36092, 45115, 51560, 66920, 72184, 90230, 180460, 308071, 360920, 616142, 1232284, 1540355, 2156497, 2464568, 3080710, 4312994, 6161420, 8625988, 10782485, 12322840, 17251976, 21564970, 43129940, 86259880]

約数ペア:

[(1, 86259880), (2, 43129940), (4, 21564970), (5, 17251976), (7, 12322840), (8, 10782485), (10, 8625988), (14, 6161420), (20, 4312994), (28, 3080710), (35, 2464568), (40, 2156497), (56, 1540355), (70, 1232284), (140, 616142), (239, 360920), (280, 308071), (478, 180460), (956, 90230), (1195, 72184), (1289, 66920), (1673, 51560), (1912, 45115), (2390, 36092), (2578, 33460), (3346, 25780), (4780, 18046), (5156, 16730), (6445, 13384), (6692, 12890), (8365, 10312), (9023, 9560)]