72428480

素因数分解:

$2^6\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2003}}^1$

素因数の和:2133

約数の個数: 56

約数和(自身を含む): 174083472

約数和(自身を除く): 101654992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 160, 226, 320, 452, 565, 904, 1130, 1808, 2003, 2260, 3616, 4006, 4520, 7232, 8012, 9040, 10015, 16024, 18080, 20030, 32048, 36160, 40060, 64096, 80120, 128192, 160240, 226339, 320480, 452678, 640960, 905356, 1131695, 1810712, 2263390, 3621424, 4526780, 7242848, 9053560, 14485696, 18107120, 36214240, 72428480]

約数ペア:

[(1, 72428480), (2, 36214240), (4, 18107120), (5, 14485696), (8, 9053560), (10, 7242848), (16, 4526780), (20, 3621424), (32, 2263390), (40, 1810712), (64, 1131695), (80, 905356), (113, 640960), (160, 452678), (226, 320480), (320, 226339), (452, 160240), (565, 128192), (904, 80120), (1130, 64096), (1808, 40060), (2003, 36160), (2260, 32048), (3616, 20030), (4006, 18080), (4520, 16024), (7232, 10015), (8012, 9040)]