664687100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{86323}}^1$

素因数の和:86355

約数の個数: 72

約数和(自身を含む): 1798301568

約数和(自身を除く): 1133614468

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 86323, 172646, 345292, 431615, 604261, 863230, 949553, 1208522, 1726460, 1899106, 2158075, 2417044, 3021305, 3798212, 4316150, 4747765, 6042610, 6646871, 8632300, 9495530, 12085220, 13293742, 15106525, 18991060, 23738825, 26587484, 30213050, 33234355, 47477650, 60426100, 66468710, 94955300, 132937420, 166171775, 332343550, 664687100]

約数ペア:

[(1, 664687100), (2, 332343550), (4, 166171775), (5, 132937420), (7, 94955300), (10, 66468710), (11, 60426100), (14, 47477650), (20, 33234355), (22, 30213050), (25, 26587484), (28, 23738825), (35, 18991060), (44, 15106525), (50, 13293742), (55, 12085220), (70, 9495530), (77, 8632300), (100, 6646871), (110, 6042610), (140, 4747765), (154, 4316150), (175, 3798212), (220, 3021305), (275, 2417044), (308, 2158075), (350, 1899106), (385, 1726460), (550, 1208522), (700, 949553), (770, 863230), (1100, 604261), (1540, 431615), (1925, 345292), (3850, 172646), (7700, 86323)]