61031100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15649}}^1$

素因数の和:15679

約数の個数: 72

約数和(自身を含む): 190178800

約数和(自身を除く): 129147700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 15649, 31298, 46947, 62596, 78245, 93894, 156490, 187788, 203437, 234735, 312980, 391225, 406874, 469470, 610311, 782450, 813748, 938940, 1017185, 1173675, 1220622, 1564900, 2034370, 2347350, 2441244, 3051555, 4068740, 4694700, 5085925, 6103110, 10171850, 12206220, 15257775, 20343700, 30515550, 61031100]

約数ペア:

[(1, 61031100), (2, 30515550), (3, 20343700), (4, 15257775), (5, 12206220), (6, 10171850), (10, 6103110), (12, 5085925), (13, 4694700), (15, 4068740), (20, 3051555), (25, 2441244), (26, 2347350), (30, 2034370), (39, 1564900), (50, 1220622), (52, 1173675), (60, 1017185), (65, 938940), (75, 813748), (78, 782450), (100, 610311), (130, 469470), (150, 406874), (156, 391225), (195, 312980), (260, 234735), (300, 203437), (325, 187788), (390, 156490), (650, 93894), (780, 78245), (975, 62596), (1300, 46947), (1950, 31298), (3900, 15649)]