61124440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 157489920

約数和(自身を除く): 96365480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 47, 52, 61, 65, 82, 94, 104, 122, 130, 164, 188, 205, 235, 244, 260, 305, 328, 376, 410, 470, 488, 520, 533, 610, 611, 793, 820, 940, 1066, 1220, 1222, 1586, 1640, 1880, 1927, 2132, 2440, 2444, 2501, 2665, 2867, 3055, 3172, 3854, 3965, 4264, 4888, 5002, 5330, 5734, 6110, 6344, 7708, 7930, 9635, 10004, 10660, 11468, 12220, 12505, 14335, 15416, 15860, 19270, 20008, 21320, 22936, 24440, 25010, 25051, 28670, 31720, 32513, 37271, 38540, 50020, 50102, 57340, 65026, 74542, 77080, 100040, 100204, 114680, 117547, 125255, 130052, 149084, 162565, 186355, 200408, 235094, 250510, 260104, 298168, 325130, 372710, 470188, 501020, 587735, 650260, 745420, 940376, 1002040, 1175470, 1300520, 1490840, 1528111, 2350940, 3056222, 4701880, 6112444, 7640555, 12224888, 15281110, 30562220, 61124440]

約数ペア:

[(1, 61124440), (2, 30562220), (4, 15281110), (5, 12224888), (8, 7640555), (10, 6112444), (13, 4701880), (20, 3056222), (26, 2350940), (40, 1528111), (41, 1490840), (47, 1300520), (52, 1175470), (61, 1002040), (65, 940376), (82, 745420), (94, 650260), (104, 587735), (122, 501020), (130, 470188), (164, 372710), (188, 325130), (205, 298168), (235, 260104), (244, 250510), (260, 235094), (305, 200408), (328, 186355), (376, 162565), (410, 149084), (470, 130052), (488, 125255), (520, 117547), (533, 114680), (610, 100204), (611, 100040), (793, 77080), (820, 74542), (940, 65026), (1066, 57340), (1220, 50102), (1222, 50020), (1586, 38540), (1640, 37271), (1880, 32513), (1927, 31720), (2132, 28670), (2440, 25051), (2444, 25010), (2501, 24440), (2665, 22936), (2867, 21320), (3055, 20008), (3172, 19270), (3854, 15860), (3965, 15416), (4264, 14335), (4888, 12505), (5002, 12220), (5330, 11468), (5734, 10660), (6110, 10004), (6344, 9635), (7708, 7930)]