278500300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{757}}^1$

素因数の和:1067

約数の個数: 72

約数和(自身を含む): 653996336

約数和(自身を除く): 375496036

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 283, 325, 566, 650, 757, 1132, 1300, 1415, 1514, 2830, 3028, 3679, 3785, 5660, 7075, 7358, 7570, 9841, 14150, 14716, 15140, 18395, 18925, 19682, 28300, 36790, 37850, 39364, 49205, 73580, 75700, 91975, 98410, 183950, 196820, 214231, 246025, 367900, 428462, 492050, 856924, 984100, 1071155, 2142310, 2785003, 4284620, 5355775, 5570006, 10711550, 11140012, 13925015, 21423100, 27850030, 55700060, 69625075, 139250150, 278500300]

約数ペア:

[(1, 278500300), (2, 139250150), (4, 69625075), (5, 55700060), (10, 27850030), (13, 21423100), (20, 13925015), (25, 11140012), (26, 10711550), (50, 5570006), (52, 5355775), (65, 4284620), (100, 2785003), (130, 2142310), (260, 1071155), (283, 984100), (325, 856924), (566, 492050), (650, 428462), (757, 367900), (1132, 246025), (1300, 214231), (1415, 196820), (1514, 183950), (2830, 98410), (3028, 91975), (3679, 75700), (3785, 73580), (5660, 49205), (7075, 39364), (7358, 37850), (7570, 36790), (9841, 28300), (14150, 19682), (14716, 18925), (15140, 18395)]