25291289394

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{78623}}^1$

素因数の和:78701

約数の個数: 128

約数和(自身を含む): 68836884480

約数和(自身を除く): 43545595086

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 37, 42, 46, 54, 63, 69, 74, 111, 126, 138, 161, 189, 207, 222, 259, 322, 333, 378, 414, 483, 518, 621, 666, 777, 851, 966, 999, 1242, 1449, 1554, 1702, 1998, 2331, 2553, 2898, 4347, 4662, 5106, 5957, 6993, 7659, 8694, 11914, 13986, 15318, 17871, 22977, 35742, 45954, 53613, 78623, 107226, 157246, 160839, 235869, 321678, 471738, 550361, 707607, 1100722, 1415214, 1651083, 1808329, 2122821, 2909051, 3302166, 3616658, 4245642, 4953249, 5424987, 5818102, 8727153, 9906498, 10849974, 12658303, 14859747, 16274961, 17454306, 20363357, 25316606, 26181459, 29719494, 32549922, 37974909, 40726714, 48824883, 52362918, 61090071, 66908173, 75949818, 78544377, 97649766, 113924727, 122180142, 133816346, 157088754, 183270213, 200724519, 227849454, 341774181, 366540426, 401449038, 468357211, 549810639, 602173557, 683548362, 936714422, 1099621278, 1204347114, 1405071633, 1806520671, 2810143266, 3613041342, 4215214899, 8430429798, 12645644697, 25291289394]

約数ペア:

[(1, 25291289394), (2, 12645644697), (3, 8430429798), (6, 4215214899), (7, 3613041342), (9, 2810143266), (14, 1806520671), (18, 1405071633), (21, 1204347114), (23, 1099621278), (27, 936714422), (37, 683548362), (42, 602173557), (46, 549810639), (54, 468357211), (63, 401449038), (69, 366540426), (74, 341774181), (111, 227849454), (126, 200724519), (138, 183270213), (161, 157088754), (189, 133816346), (207, 122180142), (222, 113924727), (259, 97649766), (322, 78544377), (333, 75949818), (378, 66908173), (414, 61090071), (483, 52362918), (518, 48824883), (621, 40726714), (666, 37974909), (777, 32549922), (851, 29719494), (966, 26181459), (999, 25316606), (1242, 20363357), (1449, 17454306), (1554, 16274961), (1702, 14859747), (1998, 12658303), (2331, 10849974), (2553, 9906498), (2898, 8727153), (4347, 5818102), (4662, 5424987), (5106, 4953249), (5957, 4245642), (6993, 3616658), (7659, 3302166), (8694, 2909051), (11914, 2122821), (13986, 1808329), (15318, 1651083), (17871, 1415214), (22977, 1100722), (35742, 707607), (45954, 550361), (53613, 471738), (78623, 321678), (107226, 235869), (157246, 160839)]