61536800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 144

約数和(自身を含む): 166129992

約数和(自身を除く): 104593192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 61, 65, 80, 97, 100, 104, 122, 130, 160, 194, 200, 208, 244, 260, 305, 325, 388, 400, 416, 485, 488, 520, 610, 650, 776, 793, 800, 970, 976, 1040, 1220, 1261, 1300, 1525, 1552, 1586, 1940, 1952, 2080, 2425, 2440, 2522, 2600, 3050, 3104, 3172, 3880, 3965, 4850, 4880, 5044, 5200, 5917, 6100, 6305, 6344, 7760, 7930, 9700, 9760, 10088, 10400, 11834, 12200, 12610, 12688, 15520, 15860, 19400, 19825, 20176, 23668, 24400, 25220, 25376, 29585, 31525, 31720, 38800, 39650, 40352, 47336, 48800, 50440, 59170, 63050, 63440, 76921, 77600, 79300, 94672, 100880, 118340, 126100, 126880, 147925, 153842, 158600, 189344, 201760, 236680, 252200, 295850, 307684, 317200, 384605, 473360, 504400, 591700, 615368, 634400, 769210, 946720, 1008800, 1183400, 1230736, 1538420, 1923025, 2366800, 2461472, 3076840, 3846050, 4733600, 6153680, 7692100, 12307360, 15384200, 30768400, 61536800]

約数ペア:

[(1, 61536800), (2, 30768400), (4, 15384200), (5, 12307360), (8, 7692100), (10, 6153680), (13, 4733600), (16, 3846050), (20, 3076840), (25, 2461472), (26, 2366800), (32, 1923025), (40, 1538420), (50, 1230736), (52, 1183400), (61, 1008800), (65, 946720), (80, 769210), (97, 634400), (100, 615368), (104, 591700), (122, 504400), (130, 473360), (160, 384605), (194, 317200), (200, 307684), (208, 295850), (244, 252200), (260, 236680), (305, 201760), (325, 189344), (388, 158600), (400, 153842), (416, 147925), (485, 126880), (488, 126100), (520, 118340), (610, 100880), (650, 94672), (776, 79300), (793, 77600), (800, 76921), (970, 63440), (976, 63050), (1040, 59170), (1220, 50440), (1261, 48800), (1300, 47336), (1525, 40352), (1552, 39650), (1586, 38800), (1940, 31720), (1952, 31525), (2080, 29585), (2425, 25376), (2440, 25220), (2522, 24400), (2600, 23668), (3050, 20176), (3104, 19825), (3172, 19400), (3880, 15860), (3965, 15520), (4850, 12688), (4880, 12610), (5044, 12200), (5200, 11834), (5917, 10400), (6100, 10088), (6305, 9760), (6344, 9700), (7760, 7930)]