202915910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:377

約数の個数: 64

約数和(自身を含む): 398768832

約数和(自身を除く): 195852922

約数列:

[1, 2, 5, 10, 17, 34, 73, 83, 85, 146, 166, 170, 197, 365, 394, 415, 730, 830, 985, 1241, 1411, 1970, 2482, 2822, 3349, 6059, 6205, 6698, 7055, 12118, 12410, 14110, 14381, 16351, 16745, 28762, 30295, 32702, 33490, 60590, 71905, 81755, 103003, 143810, 163510, 206006, 244477, 277967, 488954, 515015, 555934, 1030030, 1193623, 1222385, 1389835, 2387246, 2444770, 2779670, 5968115, 11936230, 20291591, 40583182, 101457955, 202915910]

約数ペア:

[(1, 202915910), (2, 101457955), (5, 40583182), (10, 20291591), (17, 11936230), (34, 5968115), (73, 2779670), (83, 2444770), (85, 2387246), (146, 1389835), (166, 1222385), (170, 1193623), (197, 1030030), (365, 555934), (394, 515015), (415, 488954), (730, 277967), (830, 244477), (985, 206006), (1241, 163510), (1411, 143810), (1970, 103003), (2482, 81755), (2822, 71905), (3349, 60590), (6059, 33490), (6205, 32702), (6698, 30295), (7055, 28762), (12118, 16745), (12410, 16351), (14110, 14381)]