82474820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 193925760

約数和(自身を除く): 111450940

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 289, 323, 340, 380, 578, 646, 751, 1156, 1292, 1445, 1502, 1615, 2890, 3004, 3230, 3755, 5491, 5780, 6460, 7510, 10982, 12767, 14269, 15020, 21964, 25534, 27455, 28538, 51068, 54910, 57076, 63835, 71345, 109820, 127670, 142690, 217039, 242573, 255340, 285380, 434078, 485146, 868156, 970292, 1085195, 1212865, 2170390, 2425730, 4123741, 4340780, 4851460, 8247482, 16494964, 20618705, 41237410, 82474820]

約数ペア:

[(1, 82474820), (2, 41237410), (4, 20618705), (5, 16494964), (10, 8247482), (17, 4851460), (19, 4340780), (20, 4123741), (34, 2425730), (38, 2170390), (68, 1212865), (76, 1085195), (85, 970292), (95, 868156), (170, 485146), (190, 434078), (289, 285380), (323, 255340), (340, 242573), (380, 217039), (578, 142690), (646, 127670), (751, 109820), (1156, 71345), (1292, 63835), (1445, 57076), (1502, 54910), (1615, 51068), (2890, 28538), (3004, 27455), (3230, 25534), (3755, 21964), (5491, 15020), (5780, 14269), (6460, 12767), (7510, 10982)]