68636490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{175991}}^1$

素因数の和:176014

約数の個数: 32

約数和(自身を含む): 177399936

約数和(自身を除く): 108763446

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 175991, 351982, 527973, 879955, 1055946, 1759910, 2287883, 2639865, 4575766, 5279730, 6863649, 11439415, 13727298, 22878830, 34318245, 68636490]

約数ペア:

[(1, 68636490), (2, 34318245), (3, 22878830), (5, 13727298), (6, 11439415), (10, 6863649), (13, 5279730), (15, 4575766), (26, 2639865), (30, 2287883), (39, 1759910), (65, 1055946), (78, 879955), (130, 527973), (195, 351982), (390, 175991)]