80639700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{389}}^1\times {\mathrm{691}}^1$

素因数の和:1097

約数の個数: 72

約数和(自身を含む): 234255840

約数和(自身を除く): 153616140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 389, 691, 778, 1167, 1382, 1556, 1945, 2073, 2334, 2764, 3455, 3890, 4146, 4668, 5835, 6910, 7780, 8292, 9725, 10365, 11670, 13820, 17275, 19450, 20730, 23340, 29175, 34550, 38900, 41460, 51825, 58350, 69100, 103650, 116700, 207300, 268799, 537598, 806397, 1075196, 1343995, 1612794, 2687990, 3225588, 4031985, 5375980, 6719975, 8063970, 13439950, 16127940, 20159925, 26879900, 40319850, 80639700]

約数ペア:

[(1, 80639700), (2, 40319850), (3, 26879900), (4, 20159925), (5, 16127940), (6, 13439950), (10, 8063970), (12, 6719975), (15, 5375980), (20, 4031985), (25, 3225588), (30, 2687990), (50, 1612794), (60, 1343995), (75, 1075196), (100, 806397), (150, 537598), (300, 268799), (389, 207300), (691, 116700), (778, 103650), (1167, 69100), (1382, 58350), (1556, 51825), (1945, 41460), (2073, 38900), (2334, 34550), (2764, 29175), (3455, 23340), (3890, 20730), (4146, 19450), (4668, 17275), (5835, 13820), (6910, 11670), (7780, 10365), (8292, 9725)]