381928430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{293}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 765773568

約数和(自身を除く): 383845138

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 271, 293, 370, 481, 542, 586, 962, 1355, 1465, 2405, 2710, 2930, 3523, 3809, 4810, 7046, 7618, 10027, 10841, 17615, 19045, 20054, 21682, 35230, 38090, 50135, 54205, 79403, 100270, 108410, 130351, 140933, 158806, 260702, 281866, 397015, 651755, 704665, 794030, 1032239, 1303510, 1409330, 2064478, 2937911, 5161195, 5875822, 10322390, 14689555, 29379110, 38192843, 76385686, 190964215, 381928430]

約数ペア:

[(1, 381928430), (2, 190964215), (5, 76385686), (10, 38192843), (13, 29379110), (26, 14689555), (37, 10322390), (65, 5875822), (74, 5161195), (130, 2937911), (185, 2064478), (271, 1409330), (293, 1303510), (370, 1032239), (481, 794030), (542, 704665), (586, 651755), (962, 397015), (1355, 281866), (1465, 260702), (2405, 158806), (2710, 140933), (2930, 130351), (3523, 108410), (3809, 100270), (4810, 79403), (7046, 54205), (7618, 50135), (10027, 38090), (10841, 35230), (17615, 21682), (19045, 20054)]