64485850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 146240640

約数和(自身を除く): 81754790

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 29, 50, 55, 58, 65, 110, 130, 143, 145, 275, 286, 290, 311, 319, 325, 377, 550, 622, 638, 650, 715, 725, 754, 1430, 1450, 1555, 1595, 1885, 3110, 3190, 3421, 3575, 3770, 4043, 4147, 6842, 7150, 7775, 7975, 8086, 8294, 9019, 9425, 15550, 15950, 17105, 18038, 18850, 20215, 20735, 34210, 40430, 41470, 44473, 45095, 85525, 88946, 90190, 99209, 101075, 103675, 117247, 171050, 198418, 202150, 207350, 222365, 225475, 234494, 444730, 450950, 496045, 586235, 992090, 1111825, 1172470, 1289717, 2223650, 2480225, 2579434, 2931175, 4960450, 5862350, 6448585, 12897170, 32242925, 64485850]

約数ペア:

[(1, 64485850), (2, 32242925), (5, 12897170), (10, 6448585), (11, 5862350), (13, 4960450), (22, 2931175), (25, 2579434), (26, 2480225), (29, 2223650), (50, 1289717), (55, 1172470), (58, 1111825), (65, 992090), (110, 586235), (130, 496045), (143, 450950), (145, 444730), (275, 234494), (286, 225475), (290, 222365), (311, 207350), (319, 202150), (325, 198418), (377, 171050), (550, 117247), (622, 103675), (638, 101075), (650, 99209), (715, 90190), (725, 88946), (754, 85525), (1430, 45095), (1450, 44473), (1555, 41470), (1595, 40430), (1885, 34210), (3110, 20735), (3190, 20215), (3421, 18850), (3575, 18038), (3770, 17105), (4043, 15950), (4147, 15550), (6842, 9425), (7150, 9019), (7775, 8294), (7975, 8086)]