8889161620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 20591311104

約数和(自身を除く): 11702149484

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 103, 151, 164, 170, 205, 206, 302, 340, 410, 412, 515, 604, 697, 755, 820, 1030, 1394, 1510, 1681, 1751, 2060, 2567, 2788, 3020, 3362, 3485, 3502, 4223, 5134, 6191, 6724, 6970, 7004, 8405, 8446, 8755, 10268, 12382, 12835, 13940, 15553, 16810, 16892, 17510, 21115, 24764, 25670, 28577, 30955, 31106, 33620, 35020, 42230, 51340, 57154, 61910, 62212, 71791, 77765, 84460, 105247, 114308, 123820, 142885, 143582, 155530, 173143, 210494, 253831, 264401, 285770, 287164, 311060, 346286, 358955, 420988, 507662, 526235, 528802, 571540, 637673, 692572, 717910, 865715, 1015324, 1052470, 1057604, 1269155, 1275346, 1322005, 1435820, 1731430, 2104940, 2538310, 2550692, 2644010, 2943431, 3188365, 3462860, 4315127, 5076620, 5288020, 5886862, 6376730, 8630254, 10840441, 11773724, 12753460, 14717155, 17260508, 21575635, 21680882, 26144593, 29434310, 43151270, 43361764, 52289186, 54202205, 58868620, 86302540, 104578372, 108404410, 130722965, 216808820, 261445930, 444458081, 522891860, 888916162, 1777832324, 2222290405, 4444580810, 8889161620]

約数ペア:

[(1, 8889161620), (2, 4444580810), (4, 2222290405), (5, 1777832324), (10, 888916162), (17, 522891860), (20, 444458081), (34, 261445930), (41, 216808820), (68, 130722965), (82, 108404410), (85, 104578372), (103, 86302540), (151, 58868620), (164, 54202205), (170, 52289186), (205, 43361764), (206, 43151270), (302, 29434310), (340, 26144593), (410, 21680882), (412, 21575635), (515, 17260508), (604, 14717155), (697, 12753460), (755, 11773724), (820, 10840441), (1030, 8630254), (1394, 6376730), (1510, 5886862), (1681, 5288020), (1751, 5076620), (2060, 4315127), (2567, 3462860), (2788, 3188365), (3020, 2943431), (3362, 2644010), (3485, 2550692), (3502, 2538310), (4223, 2104940), (5134, 1731430), (6191, 1435820), (6724, 1322005), (6970, 1275346), (7004, 1269155), (8405, 1057604), (8446, 1052470), (8755, 1015324), (10268, 865715), (12382, 717910), (12835, 692572), (13940, 637673), (15553, 571540), (16810, 528802), (16892, 526235), (17510, 507662), (21115, 420988), (24764, 358955), (25670, 346286), (28577, 311060), (30955, 287164), (31106, 285770), (33620, 264401), (35020, 253831), (42230, 210494), (51340, 173143), (57154, 155530), (61910, 143582), (62212, 142885), (71791, 123820), (77765, 114308), (84460, 105247)]