77454970

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{541}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 142047360

約数和(自身を除く): 64592390

約数列:

[1, 2, 5, 10, 103, 139, 206, 278, 515, 541, 695, 1030, 1082, 1390, 2705, 5410, 14317, 28634, 55723, 71585, 75199, 111446, 143170, 150398, 278615, 375995, 557230, 751990, 7745497, 15490994, 38727485, 77454970]

約数ペア:

[(1, 77454970), (2, 38727485), (5, 15490994), (10, 7745497), (103, 751990), (139, 557230), (206, 375995), (278, 278615), (515, 150398), (541, 143170), (695, 111446), (1030, 75199), (1082, 71585), (1390, 55723), (2705, 28634), (5410, 14317)]