65057720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 183738240

約数和(自身を除く): 118680520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 91, 104, 122, 130, 140, 182, 244, 260, 280, 293, 305, 364, 427, 455, 488, 520, 586, 610, 728, 793, 854, 910, 1172, 1220, 1465, 1586, 1708, 1820, 2051, 2135, 2344, 2440, 2930, 3172, 3416, 3640, 3809, 3965, 4102, 4270, 5551, 5860, 6344, 7618, 7930, 8204, 8540, 10255, 11102, 11720, 15236, 15860, 16408, 17080, 17873, 19045, 20510, 22204, 26663, 27755, 30472, 31720, 35746, 38090, 41020, 44408, 53326, 55510, 71492, 76180, 82040, 89365, 106652, 111020, 125111, 133315, 142984, 152360, 178730, 213304, 222040, 232349, 250222, 266630, 357460, 464698, 500444, 533260, 625555, 714920, 929396, 1000888, 1066520, 1161745, 1251110, 1626443, 1858792, 2323490, 2502220, 3252886, 4646980, 5004440, 6505772, 8132215, 9293960, 13011544, 16264430, 32528860, 65057720]

約数ペア:

[(1, 65057720), (2, 32528860), (4, 16264430), (5, 13011544), (7, 9293960), (8, 8132215), (10, 6505772), (13, 5004440), (14, 4646980), (20, 3252886), (26, 2502220), (28, 2323490), (35, 1858792), (40, 1626443), (52, 1251110), (56, 1161745), (61, 1066520), (65, 1000888), (70, 929396), (91, 714920), (104, 625555), (122, 533260), (130, 500444), (140, 464698), (182, 357460), (244, 266630), (260, 250222), (280, 232349), (293, 222040), (305, 213304), (364, 178730), (427, 152360), (455, 142984), (488, 133315), (520, 125111), (586, 111020), (610, 106652), (728, 89365), (793, 82040), (854, 76180), (910, 71492), (1172, 55510), (1220, 53326), (1465, 44408), (1586, 41020), (1708, 38090), (1820, 35746), (2051, 31720), (2135, 30472), (2344, 27755), (2440, 26663), (2930, 22204), (3172, 20510), (3416, 19045), (3640, 17873), (3809, 17080), (3965, 16408), (4102, 15860), (4270, 15236), (5551, 11720), (5860, 11102), (6344, 10255), (7618, 8540), (7930, 8204)]