1678064560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{4391}}^1$

素因数の和:4702

約数の個数: 80

約数和(自身を含む): 4146645312

約数和(自身を除く): 2468580752

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 281, 340, 562, 680, 1124, 1360, 1405, 2248, 2810, 4391, 4496, 4777, 5620, 8782, 9554, 11240, 17564, 19108, 21955, 22480, 23885, 35128, 38216, 43910, 47770, 70256, 74647, 76432, 87820, 95540, 149294, 175640, 191080, 298588, 351280, 373235, 382160, 597176, 746470, 1194352, 1233871, 1492940, 2467742, 2985880, 4935484, 5971760, 6169355, 9870968, 12338710, 19741936, 20975807, 24677420, 41951614, 49354840, 83903228, 98709680, 104879035, 167806456, 209758070, 335612912, 419516140, 839032280, 1678064560]

約数ペア:

[(1, 1678064560), (2, 839032280), (4, 419516140), (5, 335612912), (8, 209758070), (10, 167806456), (16, 104879035), (17, 98709680), (20, 83903228), (34, 49354840), (40, 41951614), (68, 24677420), (80, 20975807), (85, 19741936), (136, 12338710), (170, 9870968), (272, 6169355), (281, 5971760), (340, 4935484), (562, 2985880), (680, 2467742), (1124, 1492940), (1360, 1233871), (1405, 1194352), (2248, 746470), (2810, 597176), (4391, 382160), (4496, 373235), (4777, 351280), (5620, 298588), (8782, 191080), (9554, 175640), (11240, 149294), (17564, 95540), (19108, 87820), (21955, 76432), (22480, 74647), (23885, 70256), (35128, 47770), (38216, 43910)]