90472300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2801}}^1$

素因数の和:2851

約数の個数: 72

約数和(自身を含む): 218892240

約数和(自身を除く): 128419940

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 170, 190, 323, 340, 380, 425, 475, 646, 850, 950, 1292, 1615, 1700, 1900, 2801, 3230, 5602, 6460, 8075, 11204, 14005, 16150, 28010, 32300, 47617, 53219, 56020, 70025, 95234, 106438, 140050, 190468, 212876, 238085, 266095, 280100, 476170, 532190, 904723, 952340, 1064380, 1190425, 1330475, 1809446, 2380850, 2660950, 3618892, 4523615, 4761700, 5321900, 9047230, 18094460, 22618075, 45236150, 90472300]

約数ペア:

[(1, 90472300), (2, 45236150), (4, 22618075), (5, 18094460), (10, 9047230), (17, 5321900), (19, 4761700), (20, 4523615), (25, 3618892), (34, 2660950), (38, 2380850), (50, 1809446), (68, 1330475), (76, 1190425), (85, 1064380), (95, 952340), (100, 904723), (170, 532190), (190, 476170), (323, 280100), (340, 266095), (380, 238085), (425, 212876), (475, 190468), (646, 140050), (850, 106438), (950, 95234), (1292, 70025), (1615, 56020), (1700, 53219), (1900, 47617), (2801, 32300), (3230, 28010), (5602, 16150), (6460, 14005), (8075, 11204)]