49488920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5009}}^1$

素因数の和:5052

約数の個数: 64

約数和(自身を含む): 126252000

約数和(自身を除く): 76763080

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 5009, 9880, 10018, 20036, 25045, 40072, 50090, 65117, 95171, 100180, 130234, 190342, 200360, 260468, 325585, 380684, 475855, 520936, 651170, 761368, 951710, 1237223, 1302340, 1903420, 2474446, 2604680, 3806840, 4948892, 6186115, 9897784, 12372230, 24744460, 49488920]

約数ペア:

[(1, 49488920), (2, 24744460), (4, 12372230), (5, 9897784), (8, 6186115), (10, 4948892), (13, 3806840), (19, 2604680), (20, 2474446), (26, 1903420), (38, 1302340), (40, 1237223), (52, 951710), (65, 761368), (76, 651170), (95, 520936), (104, 475855), (130, 380684), (152, 325585), (190, 260468), (247, 200360), (260, 190342), (380, 130234), (494, 100180), (520, 95171), (760, 65117), (988, 50090), (1235, 40072), (1976, 25045), (2470, 20036), (4940, 10018), (5009, 9880)]