1992079300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{5009}}^1$

素因数の和:5161

約数の個数: 72

約数和(自身を含む): 4474791720

約数和(自身を除く): 2482712420

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 97, 100, 164, 194, 205, 388, 410, 485, 820, 970, 1025, 1940, 2050, 2425, 3977, 4100, 4850, 5009, 7954, 9700, 10018, 15908, 19885, 20036, 25045, 39770, 50090, 79540, 99425, 100180, 125225, 198850, 205369, 250450, 397700, 410738, 485873, 500900, 821476, 971746, 1026845, 1943492, 2053690, 2429365, 4107380, 4858730, 5134225, 9717460, 10268450, 12146825, 19920793, 20536900, 24293650, 39841586, 48587300, 79683172, 99603965, 199207930, 398415860, 498019825, 996039650, 1992079300]

約数ペア:

[(1, 1992079300), (2, 996039650), (4, 498019825), (5, 398415860), (10, 199207930), (20, 99603965), (25, 79683172), (41, 48587300), (50, 39841586), (82, 24293650), (97, 20536900), (100, 19920793), (164, 12146825), (194, 10268450), (205, 9717460), (388, 5134225), (410, 4858730), (485, 4107380), (820, 2429365), (970, 2053690), (1025, 1943492), (1940, 1026845), (2050, 971746), (2425, 821476), (3977, 500900), (4100, 485873), (4850, 410738), (5009, 397700), (7954, 250450), (9700, 205369), (10018, 198850), (15908, 125225), (19885, 100180), (20036, 99425), (25045, 79540), (39770, 50090)]