220180900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{593}}^1$

素因数の和:733

約数の個数: 72

約数和(自身を含む): 494968320

約数和(自身を除く): 274787420

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 79, 94, 100, 158, 188, 235, 316, 395, 470, 593, 790, 940, 1175, 1186, 1580, 1975, 2350, 2372, 2965, 3713, 3950, 4700, 5930, 7426, 7900, 11860, 14825, 14852, 18565, 27871, 29650, 37130, 46847, 55742, 59300, 74260, 92825, 93694, 111484, 139355, 185650, 187388, 234235, 278710, 371300, 468470, 557420, 696775, 936940, 1171175, 1393550, 2201809, 2342350, 2787100, 4403618, 4684700, 8807236, 11009045, 22018090, 44036180, 55045225, 110090450, 220180900]

約数ペア:

[(1, 220180900), (2, 110090450), (4, 55045225), (5, 44036180), (10, 22018090), (20, 11009045), (25, 8807236), (47, 4684700), (50, 4403618), (79, 2787100), (94, 2342350), (100, 2201809), (158, 1393550), (188, 1171175), (235, 936940), (316, 696775), (395, 557420), (470, 468470), (593, 371300), (790, 278710), (940, 234235), (1175, 187388), (1186, 185650), (1580, 139355), (1975, 111484), (2350, 93694), (2372, 92825), (2965, 74260), (3713, 59300), (3950, 55742), (4700, 46847), (5930, 37130), (7426, 29650), (7900, 27871), (11860, 18565), (14825, 14852)]