80478900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:791

約数の個数: 144

約数和(自身を含む): 265399680

約数和(自身を除く): 184920780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 41, 45, 50, 54, 60, 75, 82, 90, 100, 108, 123, 135, 150, 164, 180, 205, 225, 246, 270, 300, 369, 410, 450, 492, 540, 615, 675, 727, 738, 820, 900, 1025, 1107, 1230, 1350, 1454, 1476, 1845, 2050, 2181, 2214, 2460, 2700, 2908, 3075, 3635, 3690, 4100, 4362, 4428, 5535, 6150, 6543, 7270, 7380, 8724, 9225, 10905, 11070, 12300, 13086, 14540, 18175, 18450, 19629, 21810, 22140, 26172, 27675, 29807, 32715, 36350, 36900, 39258, 43620, 54525, 55350, 59614, 65430, 72700, 78516, 89421, 98145, 109050, 110700, 119228, 130860, 149035, 163575, 178842, 196290, 218100, 268263, 298070, 327150, 357684, 392580, 447105, 490725, 536526, 596140, 654300, 745175, 804789, 894210, 981450, 1073052, 1341315, 1490350, 1609578, 1788420, 1962900, 2235525, 2682630, 2980700, 3219156, 4023945, 4471050, 5365260, 6706575, 8047890, 8942100, 13413150, 16095780, 20119725, 26826300, 40239450, 80478900]

約数ペア:

[(1, 80478900), (2, 40239450), (3, 26826300), (4, 20119725), (5, 16095780), (6, 13413150), (9, 8942100), (10, 8047890), (12, 6706575), (15, 5365260), (18, 4471050), (20, 4023945), (25, 3219156), (27, 2980700), (30, 2682630), (36, 2235525), (41, 1962900), (45, 1788420), (50, 1609578), (54, 1490350), (60, 1341315), (75, 1073052), (82, 981450), (90, 894210), (100, 804789), (108, 745175), (123, 654300), (135, 596140), (150, 536526), (164, 490725), (180, 447105), (205, 392580), (225, 357684), (246, 327150), (270, 298070), (300, 268263), (369, 218100), (410, 196290), (450, 178842), (492, 163575), (540, 149035), (615, 130860), (675, 119228), (727, 110700), (738, 109050), (820, 98145), (900, 89421), (1025, 78516), (1107, 72700), (1230, 65430), (1350, 59614), (1454, 55350), (1476, 54525), (1845, 43620), (2050, 39258), (2181, 36900), (2214, 36350), (2460, 32715), (2700, 29807), (2908, 27675), (3075, 26172), (3635, 22140), (3690, 21810), (4100, 19629), (4362, 18450), (4428, 18175), (5535, 14540), (6150, 13086), (6543, 12300), (7270, 11070), (7380, 10905), (8724, 9225)]