53290820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 108

約数和(自身を含む): 131952492

約数和(自身を除く): 78661672

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 61, 76, 95, 110, 121, 122, 190, 209, 220, 242, 244, 305, 361, 380, 418, 484, 605, 610, 671, 722, 836, 1045, 1159, 1210, 1220, 1342, 1444, 1805, 2090, 2299, 2318, 2420, 2684, 3355, 3610, 3971, 4180, 4598, 4636, 5795, 6710, 7220, 7381, 7942, 9196, 11495, 11590, 12749, 13420, 14762, 15884, 19855, 22021, 22990, 23180, 25498, 29524, 36905, 39710, 43681, 44042, 45980, 50996, 63745, 73810, 79420, 87362, 88084, 110105, 127490, 140239, 147620, 174724, 218405, 220210, 242231, 254980, 280478, 436810, 440420, 484462, 560956, 701195, 873620, 968924, 1211155, 1402390, 2422310, 2664541, 2804780, 4844620, 5329082, 10658164, 13322705, 26645410, 53290820]

約数ペア:

[(1, 53290820), (2, 26645410), (4, 13322705), (5, 10658164), (10, 5329082), (11, 4844620), (19, 2804780), (20, 2664541), (22, 2422310), (38, 1402390), (44, 1211155), (55, 968924), (61, 873620), (76, 701195), (95, 560956), (110, 484462), (121, 440420), (122, 436810), (190, 280478), (209, 254980), (220, 242231), (242, 220210), (244, 218405), (305, 174724), (361, 147620), (380, 140239), (418, 127490), (484, 110105), (605, 88084), (610, 87362), (671, 79420), (722, 73810), (836, 63745), (1045, 50996), (1159, 45980), (1210, 44042), (1220, 43681), (1342, 39710), (1444, 36905), (1805, 29524), (2090, 25498), (2299, 23180), (2318, 22990), (2420, 22021), (2684, 19855), (3355, 15884), (3610, 14762), (3971, 13420), (4180, 12749), (4598, 11590), (4636, 11495), (5795, 9196), (6710, 7942), (7220, 7381)]