128548300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2333}}^1$

素因数の和:2395

約数の個数: 72

約数和(自身を含む): 303886800

約数和(自身を除く): 175338500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 95, 100, 116, 145, 190, 290, 380, 475, 551, 580, 725, 950, 1102, 1450, 1900, 2204, 2333, 2755, 2900, 4666, 5510, 9332, 11020, 11665, 13775, 23330, 27550, 44327, 46660, 55100, 58325, 67657, 88654, 116650, 135314, 177308, 221635, 233300, 270628, 338285, 443270, 676570, 886540, 1108175, 1285483, 1353140, 1691425, 2216350, 2570966, 3382850, 4432700, 5141932, 6427415, 6765700, 12854830, 25709660, 32137075, 64274150, 128548300]

約数ペア:

[(1, 128548300), (2, 64274150), (4, 32137075), (5, 25709660), (10, 12854830), (19, 6765700), (20, 6427415), (25, 5141932), (29, 4432700), (38, 3382850), (50, 2570966), (58, 2216350), (76, 1691425), (95, 1353140), (100, 1285483), (116, 1108175), (145, 886540), (190, 676570), (290, 443270), (380, 338285), (475, 270628), (551, 233300), (580, 221635), (725, 177308), (950, 135314), (1102, 116650), (1450, 88654), (1900, 67657), (2204, 58325), (2333, 55100), (2755, 46660), (2900, 44327), (4666, 27550), (5510, 23330), (9332, 13775), (11020, 11665)]