15319550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:365

約数の個数: 48

約数和(自身を含む): 30734640

約数和(自身を除く): 15415090

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 67, 85, 134, 170, 269, 335, 425, 538, 670, 850, 1139, 1345, 1675, 2278, 2690, 3350, 4573, 5695, 6725, 9146, 11390, 13450, 18023, 22865, 28475, 36046, 45730, 56950, 90115, 114325, 180230, 228650, 306391, 450575, 612782, 901150, 1531955, 3063910, 7659775, 15319550]

約数ペア:

[(1, 15319550), (2, 7659775), (5, 3063910), (10, 1531955), (17, 901150), (25, 612782), (34, 450575), (50, 306391), (67, 228650), (85, 180230), (134, 114325), (170, 90115), (269, 56950), (335, 45730), (425, 36046), (538, 28475), (670, 22865), (850, 18023), (1139, 13450), (1345, 11390), (1675, 9146), (2278, 6725), (2690, 5695), (3350, 4573)]