61381400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:621

約数の個数: 96

約数和(自身を含む): 155682000

約数和(自身を除く): 94300600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 29, 38, 40, 50, 58, 76, 95, 100, 116, 145, 152, 190, 200, 232, 290, 380, 475, 551, 557, 580, 725, 760, 950, 1102, 1114, 1160, 1450, 1900, 2204, 2228, 2755, 2785, 2900, 3800, 4408, 4456, 5510, 5570, 5800, 10583, 11020, 11140, 13775, 13925, 16153, 21166, 22040, 22280, 27550, 27850, 32306, 42332, 52915, 55100, 55700, 64612, 80765, 84664, 105830, 110200, 111400, 129224, 161530, 211660, 264575, 306907, 323060, 403825, 423320, 529150, 613814, 646120, 807650, 1058300, 1227628, 1534535, 1615300, 2116600, 2455256, 3069070, 3230600, 6138140, 7672675, 12276280, 15345350, 30690700, 61381400]

約数ペア:

[(1, 61381400), (2, 30690700), (4, 15345350), (5, 12276280), (8, 7672675), (10, 6138140), (19, 3230600), (20, 3069070), (25, 2455256), (29, 2116600), (38, 1615300), (40, 1534535), (50, 1227628), (58, 1058300), (76, 807650), (95, 646120), (100, 613814), (116, 529150), (145, 423320), (152, 403825), (190, 323060), (200, 306907), (232, 264575), (290, 211660), (380, 161530), (475, 129224), (551, 111400), (557, 110200), (580, 105830), (725, 84664), (760, 80765), (950, 64612), (1102, 55700), (1114, 55100), (1160, 52915), (1450, 42332), (1900, 32306), (2204, 27850), (2228, 27550), (2755, 22280), (2785, 22040), (2900, 21166), (3800, 16153), (4408, 13925), (4456, 13775), (5510, 11140), (5570, 11020), (5800, 10583)]