318093040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{65183}}^1$

素因数の和:65257

約数の個数: 40

約数和(自身を含む): 751701888

約数和(自身を除く): 433608848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 65183, 130366, 260732, 325915, 521464, 651830, 1042928, 1303660, 2607320, 3976163, 5214640, 7952326, 15904652, 19880815, 31809304, 39761630, 63618608, 79523260, 159046520, 318093040]

約数ペア:

[(1, 318093040), (2, 159046520), (4, 79523260), (5, 63618608), (8, 39761630), (10, 31809304), (16, 19880815), (20, 15904652), (40, 7952326), (61, 5214640), (80, 3976163), (122, 2607320), (244, 1303660), (305, 1042928), (488, 651830), (610, 521464), (976, 325915), (1220, 260732), (2440, 130366), (4880, 65183)]