16582820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 39197760

約数和(自身を除く): 22614940

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 151, 170, 190, 289, 302, 323, 340, 380, 578, 604, 646, 755, 1156, 1292, 1445, 1510, 1615, 2567, 2869, 2890, 3020, 3230, 5134, 5491, 5738, 5780, 6460, 10268, 10982, 11476, 12835, 14345, 21964, 25670, 27455, 28690, 43639, 48773, 51340, 54910, 57380, 87278, 97546, 109820, 174556, 195092, 218195, 243865, 436390, 487730, 829141, 872780, 975460, 1658282, 3316564, 4145705, 8291410, 16582820]

約数ペア:

[(1, 16582820), (2, 8291410), (4, 4145705), (5, 3316564), (10, 1658282), (17, 975460), (19, 872780), (20, 829141), (34, 487730), (38, 436390), (68, 243865), (76, 218195), (85, 195092), (95, 174556), (151, 109820), (170, 97546), (190, 87278), (289, 57380), (302, 54910), (323, 51340), (340, 48773), (380, 43639), (578, 28690), (604, 27455), (646, 25670), (755, 21964), (1156, 14345), (1292, 12835), (1445, 11476), (1510, 10982), (1615, 10268), (2567, 6460), (2869, 5780), (2890, 5738), (3020, 5491), (3230, 5134)]