61424740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1069}}^1$

素因数の和:1121

約数の個数: 72

約数和(自身を含む): 148032360

約数和(自身を除く): 86607620

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 845, 884, 1069, 1105, 1690, 2138, 2210, 2873, 3380, 4276, 4420, 5345, 5746, 10690, 11492, 13897, 14365, 18173, 21380, 27794, 28730, 36346, 55588, 57460, 69485, 72692, 90865, 138970, 180661, 181730, 236249, 277940, 361322, 363460, 472498, 722644, 903305, 944996, 1181245, 1806610, 2362490, 3071237, 3613220, 4724980, 6142474, 12284948, 15356185, 30712370, 61424740]

約数ペア:

[(1, 61424740), (2, 30712370), (4, 15356185), (5, 12284948), (10, 6142474), (13, 4724980), (17, 3613220), (20, 3071237), (26, 2362490), (34, 1806610), (52, 1181245), (65, 944996), (68, 903305), (85, 722644), (130, 472498), (169, 363460), (170, 361322), (221, 277940), (260, 236249), (338, 181730), (340, 180661), (442, 138970), (676, 90865), (845, 72692), (884, 69485), (1069, 57460), (1105, 55588), (1690, 36346), (2138, 28730), (2210, 27794), (2873, 21380), (3380, 18173), (4276, 14365), (4420, 13897), (5345, 11492), (5746, 10690)]