202175920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1270

約数の個数: 80

約数和(自身を含む): 491031072

約数和(自身を除く): 288855152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 53, 80, 82, 106, 164, 205, 212, 265, 328, 410, 424, 530, 656, 820, 848, 1060, 1163, 1640, 2120, 2173, 2326, 3280, 4240, 4346, 4652, 5815, 8692, 9304, 10865, 11630, 17384, 18608, 21730, 23260, 34768, 43460, 46520, 47683, 61639, 86920, 93040, 95366, 123278, 173840, 190732, 238415, 246556, 308195, 381464, 476830, 493112, 616390, 762928, 953660, 986224, 1232780, 1907320, 2465560, 2527199, 3814640, 4931120, 5054398, 10108796, 12635995, 20217592, 25271990, 40435184, 50543980, 101087960, 202175920]

約数ペア:

[(1, 202175920), (2, 101087960), (4, 50543980), (5, 40435184), (8, 25271990), (10, 20217592), (16, 12635995), (20, 10108796), (40, 5054398), (41, 4931120), (53, 3814640), (80, 2527199), (82, 2465560), (106, 1907320), (164, 1232780), (205, 986224), (212, 953660), (265, 762928), (328, 616390), (410, 493112), (424, 476830), (530, 381464), (656, 308195), (820, 246556), (848, 238415), (1060, 190732), (1163, 173840), (1640, 123278), (2120, 95366), (2173, 93040), (2326, 86920), (3280, 61639), (4240, 47683), (4346, 46520), (4652, 43460), (5815, 34768), (8692, 23260), (9304, 21730), (10865, 18608), (11630, 17384)]