74245760

素因数分解:

$2^7\times 5^1\times {\mathrm{116009}}^1$

素因数の和:116028

約数の個数: 32

約数和(自身を含む): 177495300

約数和(自身を除く): 103249540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 116009, 232018, 464036, 580045, 928072, 1160090, 1856144, 2320180, 3712288, 4640360, 7424576, 9280720, 14849152, 18561440, 37122880, 74245760]

約数ペア:

[(1, 74245760), (2, 37122880), (4, 18561440), (5, 14849152), (8, 9280720), (10, 7424576), (16, 4640360), (20, 3712288), (32, 2320180), (40, 1856144), (64, 1160090), (80, 928072), (128, 580045), (160, 464036), (320, 232018), (640, 116009)]