57521740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 132112512

約数和(自身を除く): 74590772

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 257, 310, 361, 380, 514, 589, 620, 722, 1028, 1178, 1285, 1444, 1805, 2356, 2570, 2945, 3610, 4883, 5140, 5890, 7220, 7967, 9766, 11191, 11780, 15934, 19532, 22382, 24415, 31868, 39835, 44764, 48830, 55955, 79670, 92777, 97660, 111910, 151373, 159340, 185554, 223820, 302746, 371108, 463885, 605492, 756865, 927770, 1513730, 1855540, 2876087, 3027460, 5752174, 11504348, 14380435, 28760870, 57521740]

約数ペア:

[(1, 57521740), (2, 28760870), (4, 14380435), (5, 11504348), (10, 5752174), (19, 3027460), (20, 2876087), (31, 1855540), (38, 1513730), (62, 927770), (76, 756865), (95, 605492), (124, 463885), (155, 371108), (190, 302746), (257, 223820), (310, 185554), (361, 159340), (380, 151373), (514, 111910), (589, 97660), (620, 92777), (722, 79670), (1028, 55955), (1178, 48830), (1285, 44764), (1444, 39835), (1805, 31868), (2356, 24415), (2570, 22382), (2945, 19532), (3610, 15934), (4883, 11780), (5140, 11191), (5890, 9766), (7220, 7967)]