66449120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13397}}^1$

素因数の和:13443

約数の個数: 48

約数和(自身を含む): 162062208

約数和(自身を除く): 95613088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 13397, 26794, 53588, 66985, 107176, 133970, 214352, 267940, 415307, 428704, 535880, 830614, 1071760, 1661228, 2076535, 2143520, 3322456, 4153070, 6644912, 8306140, 13289824, 16612280, 33224560, 66449120]

約数ペア:

[(1, 66449120), (2, 33224560), (4, 16612280), (5, 13289824), (8, 8306140), (10, 6644912), (16, 4153070), (20, 3322456), (31, 2143520), (32, 2076535), (40, 1661228), (62, 1071760), (80, 830614), (124, 535880), (155, 428704), (160, 415307), (248, 267940), (310, 214352), (496, 133970), (620, 107176), (992, 66985), (1240, 53588), (2480, 26794), (4960, 13397)]