641046448

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1367}}^1$

素因数の和:1514

約数の個数: 80

約数和(自身を含む): 1465620480

約数和(自身を除く): 824574032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 79, 106, 112, 158, 212, 316, 371, 424, 553, 632, 742, 848, 1106, 1264, 1367, 1484, 2212, 2734, 2968, 4187, 4424, 5468, 5936, 8374, 8848, 9569, 10936, 16748, 19138, 21872, 29309, 33496, 38276, 58618, 66992, 72451, 76552, 107993, 117236, 144902, 153104, 215986, 234472, 289804, 431972, 468944, 507157, 579608, 755951, 863944, 1014314, 1159216, 1511902, 1727888, 2028628, 3023804, 4057256, 5723629, 6047608, 8114512, 11447258, 12095216, 22894516, 40065403, 45789032, 80130806, 91578064, 160261612, 320523224, 641046448]

約数ペア:

[(1, 641046448), (2, 320523224), (4, 160261612), (7, 91578064), (8, 80130806), (14, 45789032), (16, 40065403), (28, 22894516), (53, 12095216), (56, 11447258), (79, 8114512), (106, 6047608), (112, 5723629), (158, 4057256), (212, 3023804), (316, 2028628), (371, 1727888), (424, 1511902), (553, 1159216), (632, 1014314), (742, 863944), (848, 755951), (1106, 579608), (1264, 507157), (1367, 468944), (1484, 431972), (2212, 289804), (2734, 234472), (2968, 215986), (4187, 153104), (4424, 144902), (5468, 117236), (5936, 107993), (8374, 76552), (8848, 72451), (9569, 66992), (10936, 58618), (16748, 38276), (19138, 33496), (21872, 29309)]