25081680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8039}}^1$

素因数の和:8068

約数の個数: 80

約数和(自身を含む): 83744640

約数和(自身を除く): 58662960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 8039, 16078, 24117, 32156, 40195, 48234, 64312, 80390, 96468, 104507, 120585, 128624, 160780, 192936, 209014, 241170, 313521, 321560, 385872, 418028, 482340, 522535, 627042, 643120, 836056, 964680, 1045070, 1254084, 1567605, 1672112, 1929360, 2090140, 2508168, 3135210, 4180280, 5016336, 6270420, 8360560, 12540840, 25081680]

約数ペア:

[(1, 25081680), (2, 12540840), (3, 8360560), (4, 6270420), (5, 5016336), (6, 4180280), (8, 3135210), (10, 2508168), (12, 2090140), (13, 1929360), (15, 1672112), (16, 1567605), (20, 1254084), (24, 1045070), (26, 964680), (30, 836056), (39, 643120), (40, 627042), (48, 522535), (52, 482340), (60, 418028), (65, 385872), (78, 321560), (80, 313521), (104, 241170), (120, 209014), (130, 192936), (156, 160780), (195, 128624), (208, 120585), (240, 104507), (260, 96468), (312, 80390), (390, 64312), (520, 48234), (624, 40195), (780, 32156), (1040, 24117), (1560, 16078), (3120, 8039)]