200091470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1377

約数の個数: 48

約数和(自身を含む): 389260080

約数和(自身を除く): 189168610

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 361, 430, 722, 817, 1289, 1634, 1805, 2578, 3610, 4085, 6445, 8170, 12890, 15523, 24491, 31046, 48982, 55427, 77615, 110854, 122455, 155230, 244910, 277135, 465329, 554270, 930658, 1053113, 2106226, 2326645, 4653290, 5265565, 10531130, 20009147, 40018294, 100045735, 200091470]

約数ペア:

[(1, 200091470), (2, 100045735), (5, 40018294), (10, 20009147), (19, 10531130), (38, 5265565), (43, 4653290), (86, 2326645), (95, 2106226), (190, 1053113), (215, 930658), (361, 554270), (430, 465329), (722, 277135), (817, 244910), (1289, 155230), (1634, 122455), (1805, 110854), (2578, 77615), (3610, 55427), (4085, 48982), (6445, 31046), (8170, 24491), (12890, 15523)]