30690700

素因数分解:

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

素因数の和:619

約数の個数: 72

約数和(自身を含む): 72651600

約数和(自身を除く): 41960900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 95, 100, 116, 145, 190, 290, 380, 475, 551, 557, 580, 725, 950, 1102, 1114, 1450, 1900, 2204, 2228, 2755, 2785, 2900, 5510, 5570, 10583, 11020, 11140, 13775, 13925, 16153, 21166, 27550, 27850, 32306, 42332, 52915, 55100, 55700, 64612, 80765, 105830, 161530, 211660, 264575, 306907, 323060, 403825, 529150, 613814, 807650, 1058300, 1227628, 1534535, 1615300, 3069070, 6138140, 7672675, 15345350, 30690700]

約数ペア:

[(1, 30690700), (2, 15345350), (4, 7672675), (5, 6138140), (10, 3069070), (19, 1615300), (20, 1534535), (25, 1227628), (29, 1058300), (38, 807650), (50, 613814), (58, 529150), (76, 403825), (95, 323060), (100, 306907), (116, 264575), (145, 211660), (190, 161530), (290, 105830), (380, 80765), (475, 64612), (551, 55700), (557, 55100), (580, 52915), (725, 42332), (950, 32306), (1102, 27850), (1114, 27550), (1450, 21166), (1900, 16153), (2204, 13925), (2228, 13775), (2755, 11140), (2785, 11020), (2900, 10583), (5510, 5570)]