42548025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 81008704

約数和(自身を除く): 38460679

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 151, 195, 221, 255, 289, 325, 425, 453, 663, 755, 867, 975, 1105, 1275, 1445, 1963, 2265, 2567, 3315, 3757, 3775, 4335, 5525, 5889, 7225, 7701, 9815, 11271, 11325, 12835, 16575, 18785, 21675, 29445, 33371, 38505, 43639, 49075, 56355, 64175, 93925, 100113, 130917, 147225, 166855, 192525, 218195, 281775, 500565, 567307, 654585, 834275, 1090975, 1701921, 2502825, 2836535, 3272925, 8509605, 14182675, 42548025]

約数ペア:

[(1, 42548025), (3, 14182675), (5, 8509605), (13, 3272925), (15, 2836535), (17, 2502825), (25, 1701921), (39, 1090975), (51, 834275), (65, 654585), (75, 567307), (85, 500565), (151, 281775), (195, 218195), (221, 192525), (255, 166855), (289, 147225), (325, 130917), (425, 100113), (453, 93925), (663, 64175), (755, 56355), (867, 49075), (975, 43639), (1105, 38505), (1275, 33371), (1445, 29445), (1963, 21675), (2265, 18785), (2567, 16575), (3315, 12835), (3757, 11325), (3775, 11271), (4335, 9815), (5525, 7701), (5889, 7225)]