65138920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21149}}^1$

素因数の和:21178

約数の個数: 64

約数和(自身を含む): 182736000

約数和(自身を除く): 117597080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 21149, 42298, 84596, 105745, 148043, 169192, 211490, 232639, 296086, 422980, 465278, 592172, 740215, 845960, 930556, 1163195, 1184344, 1480430, 1628473, 1861112, 2326390, 2960860, 3256946, 4652780, 5921720, 6513892, 8142365, 9305560, 13027784, 16284730, 32569460, 65138920]

約数ペア:

[(1, 65138920), (2, 32569460), (4, 16284730), (5, 13027784), (7, 9305560), (8, 8142365), (10, 6513892), (11, 5921720), (14, 4652780), (20, 3256946), (22, 2960860), (28, 2326390), (35, 1861112), (40, 1628473), (44, 1480430), (55, 1184344), (56, 1163195), (70, 930556), (77, 845960), (88, 740215), (110, 592172), (140, 465278), (154, 422980), (220, 296086), (280, 232639), (308, 211490), (385, 169192), (440, 148043), (616, 105745), (770, 84596), (1540, 42298), (3080, 21149)]