66532300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^3\times {\mathrm{97}}^1$

素因数の和:168

約数の個数: 72

約数和(自身を含む): 153965840

約数和(自身を除く): 87433540

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 97, 100, 190, 194, 361, 380, 388, 475, 485, 722, 950, 970, 1444, 1805, 1843, 1900, 1940, 2425, 3610, 3686, 4850, 6859, 7220, 7372, 9025, 9215, 9700, 13718, 18050, 18430, 27436, 34295, 35017, 36100, 36860, 46075, 68590, 70034, 92150, 137180, 140068, 171475, 175085, 184300, 342950, 350170, 665323, 685900, 700340, 875425, 1330646, 1750850, 2661292, 3326615, 3501700, 6653230, 13306460, 16633075, 33266150, 66532300]

約数ペア:

[(1, 66532300), (2, 33266150), (4, 16633075), (5, 13306460), (10, 6653230), (19, 3501700), (20, 3326615), (25, 2661292), (38, 1750850), (50, 1330646), (76, 875425), (95, 700340), (97, 685900), (100, 665323), (190, 350170), (194, 342950), (361, 184300), (380, 175085), (388, 171475), (475, 140068), (485, 137180), (722, 92150), (950, 70034), (970, 68590), (1444, 46075), (1805, 36860), (1843, 36100), (1900, 35017), (1940, 34295), (2425, 27436), (3610, 18430), (3686, 18050), (4850, 13718), (6859, 9700), (7220, 9215), (7372, 9025)]