72466880

素因数分解:

$2^6\times 5^1\times {\mathrm{433}}^1\times {\mathrm{523}}^1$

素因数の和:973

約数の個数: 56

約数和(自身を含む): 173290992

約数和(自身を除く): 100824112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 433, 523, 866, 1046, 1732, 2092, 2165, 2615, 3464, 4184, 4330, 5230, 6928, 8368, 8660, 10460, 13856, 16736, 17320, 20920, 27712, 33472, 34640, 41840, 69280, 83680, 138560, 167360, 226459, 452918, 905836, 1132295, 1811672, 2264590, 3623344, 4529180, 7246688, 9058360, 14493376, 18116720, 36233440, 72466880]

約数ペア:

[(1, 72466880), (2, 36233440), (4, 18116720), (5, 14493376), (8, 9058360), (10, 7246688), (16, 4529180), (20, 3623344), (32, 2264590), (40, 1811672), (64, 1132295), (80, 905836), (160, 452918), (320, 226459), (433, 167360), (523, 138560), (866, 83680), (1046, 69280), (1732, 41840), (2092, 34640), (2165, 33472), (2615, 27712), (3464, 20920), (4184, 17320), (4330, 16736), (5230, 13856), (6928, 10460), (8368, 8660)]