71099120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28669}}^1$

素因数の和:28713

約数の個数: 40

約数和(自身を含む): 170643840

約数和(自身を除く): 99544720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 28669, 57338, 114676, 143345, 229352, 286690, 458704, 573380, 888739, 1146760, 1777478, 2293520, 3554956, 4443695, 7109912, 8887390, 14219824, 17774780, 35549560, 71099120]

約数ペア:

[(1, 71099120), (2, 35549560), (4, 17774780), (5, 14219824), (8, 8887390), (10, 7109912), (16, 4443695), (20, 3554956), (31, 2293520), (40, 1777478), (62, 1146760), (80, 888739), (124, 573380), (155, 458704), (248, 286690), (310, 229352), (496, 143345), (620, 114676), (1240, 57338), (2480, 28669)]