1427553700

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{1319}}^1$

素因数の和:1549

約数の個数: 72

約数和(自身を含む): 3162297600

約数和(自身を除く): 1734743900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 137, 158, 274, 316, 395, 548, 685, 790, 1319, 1370, 1580, 1975, 2638, 2740, 3425, 3950, 5276, 6595, 6850, 7900, 10823, 13190, 13700, 21646, 26380, 32975, 43292, 54115, 65950, 104201, 108230, 131900, 180703, 208402, 216460, 270575, 361406, 416804, 521005, 541150, 722812, 903515, 1042010, 1082300, 1807030, 2084020, 2605025, 3614060, 4517575, 5210050, 9035150, 10420100, 14275537, 18070300, 28551074, 57102148, 71377685, 142755370, 285510740, 356888425, 713776850, 1427553700]

約数ペア:

[(1, 1427553700), (2, 713776850), (4, 356888425), (5, 285510740), (10, 142755370), (20, 71377685), (25, 57102148), (50, 28551074), (79, 18070300), (100, 14275537), (137, 10420100), (158, 9035150), (274, 5210050), (316, 4517575), (395, 3614060), (548, 2605025), (685, 2084020), (790, 1807030), (1319, 1082300), (1370, 1042010), (1580, 903515), (1975, 722812), (2638, 541150), (2740, 521005), (3425, 416804), (3950, 361406), (5276, 270575), (6595, 216460), (6850, 208402), (7900, 180703), (10823, 131900), (13190, 108230), (13700, 104201), (21646, 65950), (26380, 54115), (32975, 43292)]