39648700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4357}}^1$

素因数の和:4391

約数の個数: 72

約数和(自身を含む): 105916832

約数和(自身を除く): 66268132

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4357, 4550, 8714, 9100, 17428, 21785, 30499, 43570, 56641, 60998, 87140, 108925, 113282, 121996, 152495, 217850, 226564, 283205, 304990, 396487, 435700, 566410, 609980, 762475, 792974, 1132820, 1416025, 1524950, 1585948, 1982435, 2832050, 3049900, 3964870, 5664100, 7929740, 9912175, 19824350, 39648700]

約数ペア:

[(1, 39648700), (2, 19824350), (4, 9912175), (5, 7929740), (7, 5664100), (10, 3964870), (13, 3049900), (14, 2832050), (20, 1982435), (25, 1585948), (26, 1524950), (28, 1416025), (35, 1132820), (50, 792974), (52, 762475), (65, 609980), (70, 566410), (91, 435700), (100, 396487), (130, 304990), (140, 283205), (175, 226564), (182, 217850), (260, 152495), (325, 121996), (350, 113282), (364, 108925), (455, 87140), (650, 60998), (700, 56641), (910, 43570), (1300, 30499), (1820, 21785), (2275, 17428), (4357, 9100), (4550, 8714)]