66765660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85597}}^1$

素因数の和:85622

約数の個数: 48

約数和(自身を含む): 201326496

約数和(自身を除く): 134560836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 85597, 171194, 256791, 342388, 427985, 513582, 855970, 1027164, 1112761, 1283955, 1711940, 2225522, 2567910, 3338283, 4451044, 5135820, 5563805, 6676566, 11127610, 13353132, 16691415, 22255220, 33382830, 66765660]

約数ペア:

[(1, 66765660), (2, 33382830), (3, 22255220), (4, 16691415), (5, 13353132), (6, 11127610), (10, 6676566), (12, 5563805), (13, 5135820), (15, 4451044), (20, 3338283), (26, 2567910), (30, 2225522), (39, 1711940), (52, 1283955), (60, 1112761), (65, 1027164), (78, 855970), (130, 513582), (156, 427985), (195, 342388), (260, 256791), (390, 171194), (780, 85597)]