71663080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1270

約数の個数: 64

約数和(自身を含む): 169782480

約数和(自身を除く): 98119400

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 41, 74, 82, 148, 164, 185, 205, 296, 328, 370, 410, 740, 820, 1181, 1480, 1517, 1640, 2362, 3034, 4724, 5905, 6068, 7585, 9448, 11810, 12136, 15170, 23620, 30340, 43697, 47240, 48421, 60680, 87394, 96842, 174788, 193684, 218485, 242105, 349576, 387368, 436970, 484210, 873940, 968420, 1747880, 1791577, 1936840, 3583154, 7166308, 8957885, 14332616, 17915770, 35831540, 71663080]

約数ペア:

[(1, 71663080), (2, 35831540), (4, 17915770), (5, 14332616), (8, 8957885), (10, 7166308), (20, 3583154), (37, 1936840), (40, 1791577), (41, 1747880), (74, 968420), (82, 873940), (148, 484210), (164, 436970), (185, 387368), (205, 349576), (296, 242105), (328, 218485), (370, 193684), (410, 174788), (740, 96842), (820, 87394), (1181, 60680), (1480, 48421), (1517, 47240), (1640, 43697), (2362, 30340), (3034, 23620), (4724, 15170), (5905, 12136), (6068, 11810), (7585, 9448)]