75488720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:604

約数の個数: 80

約数和(自身を含む): 184512000

約数和(自身を除く): 109023280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 305, 310, 488, 496, 499, 610, 620, 976, 998, 1220, 1240, 1891, 1996, 2440, 2480, 2495, 3782, 3992, 4880, 4990, 7564, 7984, 9455, 9980, 15128, 15469, 18910, 19960, 30256, 30439, 30938, 37820, 39920, 60878, 61876, 75640, 77345, 121756, 123752, 151280, 152195, 154690, 243512, 247504, 304390, 309380, 487024, 608780, 618760, 943609, 1217560, 1237520, 1887218, 2435120, 3774436, 4718045, 7548872, 9436090, 15097744, 18872180, 37744360, 75488720]

約数ペア:

[(1, 75488720), (2, 37744360), (4, 18872180), (5, 15097744), (8, 9436090), (10, 7548872), (16, 4718045), (20, 3774436), (31, 2435120), (40, 1887218), (61, 1237520), (62, 1217560), (80, 943609), (122, 618760), (124, 608780), (155, 487024), (244, 309380), (248, 304390), (305, 247504), (310, 243512), (488, 154690), (496, 152195), (499, 151280), (610, 123752), (620, 121756), (976, 77345), (998, 75640), (1220, 61876), (1240, 60878), (1891, 39920), (1996, 37820), (2440, 30938), (2480, 30439), (2495, 30256), (3782, 19960), (3992, 18910), (4880, 15469), (4990, 15128), (7564, 9980), (7984, 9455)]