89501780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{743}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 198737280

約数和(自身を除く): 109235500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 317, 380, 634, 743, 1268, 1486, 1585, 2972, 3170, 3715, 6023, 6340, 7430, 12046, 14117, 14860, 24092, 28234, 30115, 56468, 60230, 70585, 120460, 141170, 235531, 282340, 471062, 942124, 1177655, 2355310, 4475089, 4710620, 8950178, 17900356, 22375445, 44750890, 89501780]

約数ペア:

[(1, 89501780), (2, 44750890), (4, 22375445), (5, 17900356), (10, 8950178), (19, 4710620), (20, 4475089), (38, 2355310), (76, 1177655), (95, 942124), (190, 471062), (317, 282340), (380, 235531), (634, 141170), (743, 120460), (1268, 70585), (1486, 60230), (1585, 56468), (2972, 30115), (3170, 28234), (3715, 24092), (6023, 14860), (6340, 14117), (7430, 12046)]