77072800900

素因数分解:

$2^2\times 5^2\times {\mathrm{151}}^1\times {\mathrm{631}}^1\times {\mathrm{8089}}^1$

素因数の和:8885

約数の個数: 72

約数和(自身を含む): 168643233920

約数和(自身を除く): 91570433020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 151, 302, 604, 631, 755, 1262, 1510, 2524, 3020, 3155, 3775, 6310, 7550, 8089, 12620, 15100, 15775, 16178, 31550, 32356, 40445, 63100, 80890, 95281, 161780, 190562, 202225, 381124, 404450, 476405, 808900, 952810, 1221439, 1905620, 2382025, 2442878, 4764050, 4885756, 5104159, 6107195, 9528100, 10208318, 12214390, 20416636, 24428780, 25520795, 30535975, 51041590, 61071950, 102083180, 122143900, 127603975, 255207950, 510415900, 770728009, 1541456018, 3082912036, 3853640045, 7707280090, 15414560180, 19268200225, 38536400450, 77072800900]

約数ペア:

[(1, 77072800900), (2, 38536400450), (4, 19268200225), (5, 15414560180), (10, 7707280090), (20, 3853640045), (25, 3082912036), (50, 1541456018), (100, 770728009), (151, 510415900), (302, 255207950), (604, 127603975), (631, 122143900), (755, 102083180), (1262, 61071950), (1510, 51041590), (2524, 30535975), (3020, 25520795), (3155, 24428780), (3775, 20416636), (6310, 12214390), (7550, 10208318), (8089, 9528100), (12620, 6107195), (15100, 5104159), (15775, 4885756), (16178, 4764050), (31550, 2442878), (32356, 2382025), (40445, 1905620), (63100, 1221439), (80890, 952810), (95281, 808900), (161780, 476405), (190562, 404450), (202225, 381124)]