508750736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:580

約数の個数: 80

約数和(自身を含む): 1092357168

約数和(自身を除く): 583606432

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 101, 104, 122, 202, 208, 244, 397, 404, 488, 793, 794, 808, 976, 1313, 1586, 1588, 1616, 2626, 3172, 3176, 5161, 5252, 6161, 6344, 6352, 10322, 10504, 12322, 12688, 20644, 21008, 24217, 24644, 40097, 41288, 48434, 49288, 80093, 80194, 82576, 96868, 98576, 160186, 160388, 193736, 314821, 320372, 320776, 387472, 521261, 629642, 640744, 641552, 1042522, 1259284, 1281488, 2085044, 2445917, 2518568, 4170088, 4891834, 5037136, 8340176, 9783668, 19567336, 31796921, 39134672, 63593842, 127187684, 254375368, 508750736]

約数ペア:

[(1, 508750736), (2, 254375368), (4, 127187684), (8, 63593842), (13, 39134672), (16, 31796921), (26, 19567336), (52, 9783668), (61, 8340176), (101, 5037136), (104, 4891834), (122, 4170088), (202, 2518568), (208, 2445917), (244, 2085044), (397, 1281488), (404, 1259284), (488, 1042522), (793, 641552), (794, 640744), (808, 629642), (976, 521261), (1313, 387472), (1586, 320776), (1588, 320372), (1616, 314821), (2626, 193736), (3172, 160388), (3176, 160186), (5161, 98576), (5252, 96868), (6161, 82576), (6344, 80194), (6352, 80093), (10322, 49288), (10504, 48434), (12322, 41288), (12688, 40097), (20644, 24644), (21008, 24217)]