13218281920

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{7933}}^1$

素因数の和:8118

約数の個数: 112

約数和(自身を含む): 32501726208

約数和(自身を除く): 19283444288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 127, 160, 164, 205, 254, 320, 328, 410, 508, 635, 656, 820, 1016, 1270, 1312, 1640, 2032, 2540, 2624, 3280, 4064, 5080, 5207, 6560, 7933, 8128, 10160, 10414, 13120, 15866, 20320, 20828, 26035, 31732, 39665, 40640, 41656, 52070, 63464, 79330, 83312, 104140, 126928, 158660, 166624, 208280, 253856, 317320, 325253, 333248, 416560, 507712, 634640, 650506, 833120, 1007491, 1269280, 1301012, 1626265, 1666240, 2014982, 2538560, 2602024, 3252530, 4029964, 5037455, 5204048, 6505060, 8059928, 10074910, 10408096, 13010120, 16119856, 20149820, 20816192, 26020240, 32239712, 40299640, 41307131, 52040480, 64479424, 80599280, 82614262, 104080960, 161198560, 165228524, 206535655, 322397120, 330457048, 413071310, 660914096, 826142620, 1321828192, 1652285240, 2643656384, 3304570480, 6609140960, 13218281920]

約数ペア:

[(1, 13218281920), (2, 6609140960), (4, 3304570480), (5, 2643656384), (8, 1652285240), (10, 1321828192), (16, 826142620), (20, 660914096), (32, 413071310), (40, 330457048), (41, 322397120), (64, 206535655), (80, 165228524), (82, 161198560), (127, 104080960), (160, 82614262), (164, 80599280), (205, 64479424), (254, 52040480), (320, 41307131), (328, 40299640), (410, 32239712), (508, 26020240), (635, 20816192), (656, 20149820), (820, 16119856), (1016, 13010120), (1270, 10408096), (1312, 10074910), (1640, 8059928), (2032, 6505060), (2540, 5204048), (2624, 5037455), (3280, 4029964), (4064, 3252530), (5080, 2602024), (5207, 2538560), (6560, 2014982), (7933, 1666240), (8128, 1626265), (10160, 1301012), (10414, 1269280), (13120, 1007491), (15866, 833120), (20320, 650506), (20828, 634640), (26035, 507712), (31732, 416560), (39665, 333248), (40640, 325253), (41656, 317320), (52070, 253856), (63464, 208280), (79330, 166624), (83312, 158660), (104140, 126928)]