42102580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1951}}^1$

素因数の和:2056

約数の個数: 48

約数和(自身を含む): 96413184

約数和(自身を除く): 54310604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 1951, 2158, 3902, 4316, 5395, 7804, 9755, 10790, 19510, 21580, 25363, 39020, 50726, 101452, 126815, 161933, 253630, 323866, 507260, 647732, 809665, 1619330, 2105129, 3238660, 4210258, 8420516, 10525645, 21051290, 42102580]

約数ペア:

[(1, 42102580), (2, 21051290), (4, 10525645), (5, 8420516), (10, 4210258), (13, 3238660), (20, 2105129), (26, 1619330), (52, 809665), (65, 647732), (83, 507260), (130, 323866), (166, 253630), (260, 161933), (332, 126815), (415, 101452), (830, 50726), (1079, 39020), (1660, 25363), (1951, 21580), (2158, 19510), (3902, 10790), (4316, 9755), (5395, 7804)]