250870870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{769}}^1$

素因数の和:913

約数の個数: 64

約数和(自身を含む): 508939200

約数和(自身を除く): 258068330

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 101, 170, 190, 202, 323, 505, 646, 769, 1010, 1538, 1615, 1717, 1919, 3230, 3434, 3838, 3845, 7690, 8585, 9595, 13073, 14611, 17170, 19190, 26146, 29222, 32623, 65246, 65365, 73055, 77669, 130730, 146110, 155338, 163115, 248387, 326230, 388345, 496774, 776690, 1241935, 1320373, 1475711, 2483870, 2640746, 2951422, 6601865, 7378555, 13203730, 14757110, 25087087, 50174174, 125435435, 250870870]

約数ペア:

[(1, 250870870), (2, 125435435), (5, 50174174), (10, 25087087), (17, 14757110), (19, 13203730), (34, 7378555), (38, 6601865), (85, 2951422), (95, 2640746), (101, 2483870), (170, 1475711), (190, 1320373), (202, 1241935), (323, 776690), (505, 496774), (646, 388345), (769, 326230), (1010, 248387), (1538, 163115), (1615, 155338), (1717, 146110), (1919, 130730), (3230, 77669), (3434, 73055), (3838, 65365), (3845, 65246), (7690, 32623), (8585, 29222), (9595, 26146), (13073, 19190), (14611, 17170)]