81576300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{1609}}^1$

素因数の和:1652

約数の個数: 108

約数和(自身を含む): 255738840

約数和(自身を除く): 174162540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 169, 195, 260, 300, 325, 338, 390, 507, 650, 676, 780, 845, 975, 1014, 1300, 1609, 1690, 1950, 2028, 2535, 3218, 3380, 3900, 4225, 4827, 5070, 6436, 8045, 8450, 9654, 10140, 12675, 16090, 16900, 19308, 20917, 24135, 25350, 32180, 40225, 41834, 48270, 50700, 62751, 80450, 83668, 96540, 104585, 120675, 125502, 160900, 209170, 241350, 251004, 271921, 313755, 418340, 482700, 522925, 543842, 627510, 815763, 1045850, 1087684, 1255020, 1359605, 1568775, 1631526, 2091700, 2719210, 3137550, 3263052, 4078815, 5438420, 6275100, 6798025, 8157630, 13596050, 16315260, 20394075, 27192100, 40788150, 81576300]

約数ペア:

[(1, 81576300), (2, 40788150), (3, 27192100), (4, 20394075), (5, 16315260), (6, 13596050), (10, 8157630), (12, 6798025), (13, 6275100), (15, 5438420), (20, 4078815), (25, 3263052), (26, 3137550), (30, 2719210), (39, 2091700), (50, 1631526), (52, 1568775), (60, 1359605), (65, 1255020), (75, 1087684), (78, 1045850), (100, 815763), (130, 627510), (150, 543842), (156, 522925), (169, 482700), (195, 418340), (260, 313755), (300, 271921), (325, 251004), (338, 241350), (390, 209170), (507, 160900), (650, 125502), (676, 120675), (780, 104585), (845, 96540), (975, 83668), (1014, 80450), (1300, 62751), (1609, 50700), (1690, 48270), (1950, 41834), (2028, 40225), (2535, 32180), (3218, 25350), (3380, 24135), (3900, 20917), (4225, 19308), (4827, 16900), (5070, 16090), (6436, 12675), (8045, 10140), (8450, 9654)]