16291230280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{33223}}^1$

素因数の和:33311

約数の個数: 128

約数和(自身を含む): 42197137920

約数和(自身を除く): 25905907640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 41, 46, 52, 65, 82, 92, 104, 115, 130, 164, 184, 205, 230, 260, 299, 328, 410, 460, 520, 533, 598, 820, 920, 943, 1066, 1196, 1495, 1640, 1886, 2132, 2392, 2665, 2990, 3772, 4264, 4715, 5330, 5980, 7544, 9430, 10660, 11960, 12259, 18860, 21320, 24518, 33223, 37720, 49036, 61295, 66446, 98072, 122590, 132892, 166115, 245180, 265784, 332230, 431899, 490360, 664460, 764129, 863798, 1328920, 1362143, 1528258, 1727596, 2159495, 2724286, 3056516, 3455192, 3820645, 4318990, 5448572, 6113032, 6810715, 7641290, 8637980, 9933677, 10897144, 13621430, 15282580, 17275960, 17707859, 19867354, 27242860, 30565160, 31329289, 35415718, 39734708, 49668385, 54485720, 62658578, 70831436, 79469416, 88539295, 99336770, 125317156, 141662872, 156646445, 177078590, 198673540, 250634312, 313292890, 354157180, 397347080, 407280757, 626585780, 708314360, 814561514, 1253171560, 1629123028, 2036403785, 3258246056, 4072807570, 8145615140, 16291230280]

約数ペア:

[(1, 16291230280), (2, 8145615140), (4, 4072807570), (5, 3258246056), (8, 2036403785), (10, 1629123028), (13, 1253171560), (20, 814561514), (23, 708314360), (26, 626585780), (40, 407280757), (41, 397347080), (46, 354157180), (52, 313292890), (65, 250634312), (82, 198673540), (92, 177078590), (104, 156646445), (115, 141662872), (130, 125317156), (164, 99336770), (184, 88539295), (205, 79469416), (230, 70831436), (260, 62658578), (299, 54485720), (328, 49668385), (410, 39734708), (460, 35415718), (520, 31329289), (533, 30565160), (598, 27242860), (820, 19867354), (920, 17707859), (943, 17275960), (1066, 15282580), (1196, 13621430), (1495, 10897144), (1640, 9933677), (1886, 8637980), (2132, 7641290), (2392, 6810715), (2665, 6113032), (2990, 5448572), (3772, 4318990), (4264, 3820645), (4715, 3455192), (5330, 3056516), (5980, 2724286), (7544, 2159495), (9430, 1727596), (10660, 1528258), (11960, 1362143), (12259, 1328920), (18860, 863798), (21320, 764129), (24518, 664460), (33223, 490360), (37720, 431899), (49036, 332230), (61295, 265784), (66446, 245180), (98072, 166115), (122590, 132892)]