80840370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3911}}^1$

素因数の和:3987

約数の個数: 64

約数和(自身を含む): 212937984

約数和(自身を除く): 132097614

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 78, 106, 130, 159, 195, 265, 318, 390, 530, 689, 795, 1378, 1590, 2067, 3445, 3911, 4134, 6890, 7822, 10335, 11733, 19555, 20670, 23466, 39110, 50843, 58665, 101686, 117330, 152529, 207283, 254215, 305058, 414566, 508430, 621849, 762645, 1036415, 1243698, 1525290, 2072830, 2694679, 3109245, 5389358, 6218490, 8084037, 13473395, 16168074, 26946790, 40420185, 80840370]

約数ペア:

[(1, 80840370), (2, 40420185), (3, 26946790), (5, 16168074), (6, 13473395), (10, 8084037), (13, 6218490), (15, 5389358), (26, 3109245), (30, 2694679), (39, 2072830), (53, 1525290), (65, 1243698), (78, 1036415), (106, 762645), (130, 621849), (159, 508430), (195, 414566), (265, 305058), (318, 254215), (390, 207283), (530, 152529), (689, 117330), (795, 101686), (1378, 58665), (1590, 50843), (2067, 39110), (3445, 23466), (3911, 20670), (4134, 19555), (6890, 11733), (7822, 10335)]