42037840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{487}}^1$

素因数の和:596

約数の個数: 80

約数和(自身を含む): 106743168

約数和(自身を除く): 64705328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 208, 260, 332, 415, 487, 520, 664, 830, 974, 1040, 1079, 1328, 1660, 1948, 2158, 2435, 3320, 3896, 4316, 4870, 5395, 6331, 6640, 7792, 8632, 9740, 10790, 12662, 17264, 19480, 21580, 25324, 31655, 38960, 40421, 43160, 50648, 63310, 80842, 86320, 101296, 126620, 161684, 202105, 253240, 323368, 404210, 506480, 525473, 646736, 808420, 1050946, 1616840, 2101892, 2627365, 3233680, 4203784, 5254730, 8407568, 10509460, 21018920, 42037840]

約数ペア:

[(1, 42037840), (2, 21018920), (4, 10509460), (5, 8407568), (8, 5254730), (10, 4203784), (13, 3233680), (16, 2627365), (20, 2101892), (26, 1616840), (40, 1050946), (52, 808420), (65, 646736), (80, 525473), (83, 506480), (104, 404210), (130, 323368), (166, 253240), (208, 202105), (260, 161684), (332, 126620), (415, 101296), (487, 86320), (520, 80842), (664, 63310), (830, 50648), (974, 43160), (1040, 40421), (1079, 38960), (1328, 31655), (1660, 25324), (1948, 21580), (2158, 19480), (2435, 17264), (3320, 12662), (3896, 10790), (4316, 9740), (4870, 8632), (5395, 7792), (6331, 6640)]