145003100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2161}}^1$

素因数の和:2247

約数の個数: 72

約数和(自身を含む): 349050576

約数和(自身を除く): 204047476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 61, 100, 110, 122, 220, 244, 275, 305, 550, 610, 671, 1100, 1220, 1342, 1525, 2161, 2684, 3050, 3355, 4322, 6100, 6710, 8644, 10805, 13420, 16775, 21610, 23771, 33550, 43220, 47542, 54025, 67100, 95084, 108050, 118855, 131821, 216100, 237710, 263642, 475420, 527284, 594275, 659105, 1188550, 1318210, 1450031, 2377100, 2636420, 2900062, 3295525, 5800124, 6591050, 7250155, 13182100, 14500310, 29000620, 36250775, 72501550, 145003100]

約数ペア:

[(1, 145003100), (2, 72501550), (4, 36250775), (5, 29000620), (10, 14500310), (11, 13182100), (20, 7250155), (22, 6591050), (25, 5800124), (44, 3295525), (50, 2900062), (55, 2636420), (61, 2377100), (100, 1450031), (110, 1318210), (122, 1188550), (220, 659105), (244, 594275), (275, 527284), (305, 475420), (550, 263642), (610, 237710), (671, 216100), (1100, 131821), (1220, 118855), (1342, 108050), (1525, 95084), (2161, 67100), (2684, 54025), (3050, 47542), (3355, 43220), (4322, 33550), (6100, 23771), (6710, 21610), (8644, 16775), (10805, 13420)]