84218900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 191472120

約数和(自身を除く): 107253220

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 113, 116, 145, 226, 257, 290, 452, 514, 565, 580, 725, 1028, 1130, 1285, 1450, 2260, 2570, 2825, 2900, 3277, 5140, 5650, 6425, 6554, 7453, 11300, 12850, 13108, 14906, 16385, 25700, 29041, 29812, 32770, 37265, 58082, 65540, 74530, 81925, 116164, 145205, 149060, 163850, 186325, 290410, 327700, 372650, 580820, 726025, 745300, 842189, 1452050, 1684378, 2904100, 3368756, 4210945, 8421890, 16843780, 21054725, 42109450, 84218900]

約数ペア:

[(1, 84218900), (2, 42109450), (4, 21054725), (5, 16843780), (10, 8421890), (20, 4210945), (25, 3368756), (29, 2904100), (50, 1684378), (58, 1452050), (100, 842189), (113, 745300), (116, 726025), (145, 580820), (226, 372650), (257, 327700), (290, 290410), (452, 186325), (514, 163850), (565, 149060), (580, 145205), (725, 116164), (1028, 81925), (1130, 74530), (1285, 65540), (1450, 58082), (2260, 37265), (2570, 32770), (2825, 29812), (2900, 29041), (3277, 25700), (5140, 16385), (5650, 14906), (6425, 13108), (6554, 12850), (7453, 11300)]