42509440

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{523}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 102620160

約数和(自身を除く): 60110720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 523, 635, 640, 1016, 1046, 1270, 2032, 2092, 2540, 2615, 4064, 4184, 5080, 5230, 8128, 8368, 10160, 10460, 16256, 16736, 20320, 20920, 33472, 40640, 41840, 66421, 66944, 81280, 83680, 132842, 167360, 265684, 332105, 334720, 531368, 664210, 1062736, 1328420, 2125472, 2656840, 4250944, 5313680, 8501888, 10627360, 21254720, 42509440]

約数ペア:

[(1, 42509440), (2, 21254720), (4, 10627360), (5, 8501888), (8, 5313680), (10, 4250944), (16, 2656840), (20, 2125472), (32, 1328420), (40, 1062736), (64, 664210), (80, 531368), (127, 334720), (128, 332105), (160, 265684), (254, 167360), (320, 132842), (508, 83680), (523, 81280), (635, 66944), (640, 66421), (1016, 41840), (1046, 40640), (1270, 33472), (2032, 20920), (2092, 20320), (2540, 16736), (2615, 16256), (4064, 10460), (4184, 10160), (5080, 8368), (5230, 8128)]