8320100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 19790400

約数和(自身を除く): 11470300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 95, 100, 116, 145, 151, 190, 290, 302, 380, 475, 551, 580, 604, 725, 755, 950, 1102, 1450, 1510, 1900, 2204, 2755, 2869, 2900, 3020, 3775, 4379, 5510, 5738, 7550, 8758, 11020, 11476, 13775, 14345, 15100, 17516, 21895, 27550, 28690, 43790, 55100, 57380, 71725, 83201, 87580, 109475, 143450, 166402, 218950, 286900, 332804, 416005, 437900, 832010, 1664020, 2080025, 4160050, 8320100]

約数ペア:

[(1, 8320100), (2, 4160050), (4, 2080025), (5, 1664020), (10, 832010), (19, 437900), (20, 416005), (25, 332804), (29, 286900), (38, 218950), (50, 166402), (58, 143450), (76, 109475), (95, 87580), (100, 83201), (116, 71725), (145, 57380), (151, 55100), (190, 43790), (290, 28690), (302, 27550), (380, 21895), (475, 17516), (551, 15100), (580, 14345), (604, 13775), (725, 11476), (755, 11020), (950, 8758), (1102, 7550), (1450, 5738), (1510, 5510), (1900, 4379), (2204, 3775), (2755, 3020), (2869, 2900)]