79804920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51157}}^1$

素因数の和:51184

約数の個数: 64

約数和(自身を含む): 257836320

約数和(自身を除く): 178031400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 51157, 102314, 153471, 204628, 255785, 306942, 409256, 511570, 613884, 665041, 767355, 1023140, 1227768, 1330082, 1534710, 1995123, 2046280, 2660164, 3069420, 3325205, 3990246, 5320328, 6138840, 6650410, 7980492, 9975615, 13300820, 15960984, 19951230, 26601640, 39902460, 79804920]

約数ペア:

[(1, 79804920), (2, 39902460), (3, 26601640), (4, 19951230), (5, 15960984), (6, 13300820), (8, 9975615), (10, 7980492), (12, 6650410), (13, 6138840), (15, 5320328), (20, 3990246), (24, 3325205), (26, 3069420), (30, 2660164), (39, 2046280), (40, 1995123), (52, 1534710), (60, 1330082), (65, 1227768), (78, 1023140), (104, 767355), (120, 665041), (130, 613884), (156, 511570), (195, 409256), (260, 306942), (312, 255785), (390, 204628), (520, 153471), (780, 102314), (1560, 51157)]