198202300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1429}}^1$

素因数の和:1535

約数の個数: 72

約数和(自身を含む): 459258800

約数和(自身を除く): 261056500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 73, 76, 95, 100, 146, 190, 292, 365, 380, 475, 730, 950, 1387, 1429, 1460, 1825, 1900, 2774, 2858, 3650, 5548, 5716, 6935, 7145, 7300, 13870, 14290, 27151, 27740, 28580, 34675, 35725, 54302, 69350, 71450, 104317, 108604, 135755, 138700, 142900, 208634, 271510, 417268, 521585, 543020, 678775, 1043170, 1357550, 1982023, 2086340, 2607925, 2715100, 3964046, 5215850, 7928092, 9910115, 10431700, 19820230, 39640460, 49550575, 99101150, 198202300]

約数ペア:

[(1, 198202300), (2, 99101150), (4, 49550575), (5, 39640460), (10, 19820230), (19, 10431700), (20, 9910115), (25, 7928092), (38, 5215850), (50, 3964046), (73, 2715100), (76, 2607925), (95, 2086340), (100, 1982023), (146, 1357550), (190, 1043170), (292, 678775), (365, 543020), (380, 521585), (475, 417268), (730, 271510), (950, 208634), (1387, 142900), (1429, 138700), (1460, 135755), (1825, 108604), (1900, 104317), (2774, 71450), (2858, 69350), (3650, 54302), (5548, 35725), (5716, 34675), (6935, 28580), (7145, 27740), (7300, 27151), (13870, 14290)]