13024720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 32797008

約数和(自身を除く): 19772288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 61, 68, 80, 85, 122, 136, 157, 170, 244, 272, 305, 314, 340, 488, 610, 628, 680, 785, 976, 1037, 1220, 1256, 1360, 1570, 2074, 2440, 2512, 2669, 3140, 4148, 4880, 5185, 5338, 6280, 8296, 9577, 10370, 10676, 12560, 13345, 16592, 19154, 20740, 21352, 26690, 38308, 41480, 42704, 47885, 53380, 76616, 82960, 95770, 106760, 153232, 162809, 191540, 213520, 325618, 383080, 651236, 766160, 814045, 1302472, 1628090, 2604944, 3256180, 6512360, 13024720]

約数ペア:

[(1, 13024720), (2, 6512360), (4, 3256180), (5, 2604944), (8, 1628090), (10, 1302472), (16, 814045), (17, 766160), (20, 651236), (34, 383080), (40, 325618), (61, 213520), (68, 191540), (80, 162809), (85, 153232), (122, 106760), (136, 95770), (157, 82960), (170, 76616), (244, 53380), (272, 47885), (305, 42704), (314, 41480), (340, 38308), (488, 26690), (610, 21352), (628, 20740), (680, 19154), (785, 16592), (976, 13345), (1037, 12560), (1220, 10676), (1256, 10370), (1360, 9577), (1570, 8296), (2074, 6280), (2440, 5338), (2512, 5185), (2669, 4880), (3140, 4148)]