169207900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{27739}}^1$

素因数の和:27814

約数の個数: 36

約数和(自身を含む): 373213960

約数和(自身を除く): 204006060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 27739, 55478, 110956, 138695, 277390, 554780, 693475, 1386950, 1692079, 2773900, 3384158, 6768316, 8460395, 16920790, 33841580, 42301975, 84603950, 169207900]

約数ペア:

[(1, 169207900), (2, 84603950), (4, 42301975), (5, 33841580), (10, 16920790), (20, 8460395), (25, 6768316), (50, 3384158), (61, 2773900), (100, 1692079), (122, 1386950), (244, 693475), (305, 554780), (610, 277390), (1220, 138695), (1525, 110956), (3050, 55478), (6100, 27739)]