22157467475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{491}}^1\times {\mathrm{971}}^1$

素因数の和:1509

約数の個数: 72

約数和(自身を含む): 32555577024

約数和(自身を除く): 10398109549

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 169, 275, 325, 491, 715, 845, 971, 1859, 2455, 3575, 4225, 4855, 5401, 6383, 9295, 10681, 12275, 12623, 24275, 27005, 31915, 46475, 53405, 63115, 70213, 82979, 135025, 138853, 159575, 164099, 267025, 315575, 351065, 414895, 476761, 694265, 820495, 912769, 1755325, 1805089, 2074475, 2383805, 3471325, 4102475, 4563845, 5244371, 6197893, 9025445, 11919025, 22819225, 26221855, 30989465, 45127225, 68176823, 80572609, 131109275, 154947325, 340884115, 402863045, 886298699, 1704420575, 2014315225, 4431493495, 22157467475]

約数ペア:

[(1, 22157467475), (5, 4431493495), (11, 2014315225), (13, 1704420575), (25, 886298699), (55, 402863045), (65, 340884115), (143, 154947325), (169, 131109275), (275, 80572609), (325, 68176823), (491, 45127225), (715, 30989465), (845, 26221855), (971, 22819225), (1859, 11919025), (2455, 9025445), (3575, 6197893), (4225, 5244371), (4855, 4563845), (5401, 4102475), (6383, 3471325), (9295, 2383805), (10681, 2074475), (12275, 1805089), (12623, 1755325), (24275, 912769), (27005, 820495), (31915, 694265), (46475, 476761), (53405, 414895), (63115, 351065), (70213, 315575), (82979, 267025), (135025, 164099), (138853, 159575)]