25568790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1237}}^1$

素因数の和:1313

約数の個数: 64

約数和(自身を含む): 67386816

約数和(自身を除く): 41818026

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 78, 106, 130, 159, 195, 265, 318, 390, 530, 689, 795, 1237, 1378, 1590, 2067, 2474, 3445, 3711, 4134, 6185, 6890, 7422, 10335, 12370, 16081, 18555, 20670, 32162, 37110, 48243, 65561, 80405, 96486, 131122, 160810, 196683, 241215, 327805, 393366, 482430, 655610, 852293, 983415, 1704586, 1966830, 2556879, 4261465, 5113758, 8522930, 12784395, 25568790]

約数ペア:

[(1, 25568790), (2, 12784395), (3, 8522930), (5, 5113758), (6, 4261465), (10, 2556879), (13, 1966830), (15, 1704586), (26, 983415), (30, 852293), (39, 655610), (53, 482430), (65, 393366), (78, 327805), (106, 241215), (130, 196683), (159, 160810), (195, 131122), (265, 96486), (318, 80405), (390, 65561), (530, 48243), (689, 37110), (795, 32162), (1237, 20670), (1378, 18555), (1590, 16081), (2067, 12370), (2474, 10335), (3445, 7422), (3711, 6890), (4134, 6185)]