78050640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{811}}^1$

素因数の和:1228

約数の個数: 80

約数和(自身を含む): 242859456

約数和(自身を除く): 164808816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 401, 802, 811, 1203, 1604, 1622, 2005, 2406, 2433, 3208, 3244, 4010, 4055, 4812, 4866, 6015, 6416, 6488, 8020, 8110, 9624, 9732, 12030, 12165, 12976, 16040, 16220, 19248, 19464, 24060, 24330, 32080, 32440, 38928, 48120, 48660, 64880, 96240, 97320, 194640, 325211, 650422, 975633, 1300844, 1626055, 1951266, 2601688, 3252110, 3902532, 4878165, 5203376, 6504220, 7805064, 9756330, 13008440, 15610128, 19512660, 26016880, 39025320, 78050640]

約数ペア:

[(1, 78050640), (2, 39025320), (3, 26016880), (4, 19512660), (5, 15610128), (6, 13008440), (8, 9756330), (10, 7805064), (12, 6504220), (15, 5203376), (16, 4878165), (20, 3902532), (24, 3252110), (30, 2601688), (40, 1951266), (48, 1626055), (60, 1300844), (80, 975633), (120, 650422), (240, 325211), (401, 194640), (802, 97320), (811, 96240), (1203, 64880), (1604, 48660), (1622, 48120), (2005, 38928), (2406, 32440), (2433, 32080), (3208, 24330), (3244, 24060), (4010, 19464), (4055, 19248), (4812, 16220), (4866, 16040), (6015, 12976), (6416, 12165), (6488, 12030), (8020, 9732), (8110, 9624)]