54370280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 127526400

約数和(自身を除く): 73156120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 163, 248, 269, 310, 326, 538, 620, 652, 815, 1076, 1240, 1304, 1345, 1630, 2152, 2690, 3260, 5053, 5380, 6520, 8339, 10106, 10760, 16678, 20212, 25265, 33356, 40424, 41695, 43847, 50530, 66712, 83390, 87694, 101060, 166780, 175388, 202120, 219235, 333560, 350776, 438470, 876940, 1359257, 1753880, 2718514, 5437028, 6796285, 10874056, 13592570, 27185140, 54370280]

約数ペア:

[(1, 54370280), (2, 27185140), (4, 13592570), (5, 10874056), (8, 6796285), (10, 5437028), (20, 2718514), (31, 1753880), (40, 1359257), (62, 876940), (124, 438470), (155, 350776), (163, 333560), (248, 219235), (269, 202120), (310, 175388), (326, 166780), (538, 101060), (620, 87694), (652, 83390), (815, 66712), (1076, 50530), (1240, 43847), (1304, 41695), (1345, 40424), (1630, 33356), (2152, 25265), (2690, 20212), (3260, 16678), (5053, 10760), (5380, 10106), (6520, 8339)]