71698720

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5399}}^1$

素因数の和:5497

約数の個数: 48

約数和(自身を含む): 171460800

約数和(自身を除く): 99762080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 5399, 6640, 10798, 13280, 21596, 26995, 43192, 53990, 86384, 107980, 172768, 215960, 431920, 448117, 863840, 896234, 1792468, 2240585, 3584936, 4481170, 7169872, 8962340, 14339744, 17924680, 35849360, 71698720]

約数ペア:

[(1, 71698720), (2, 35849360), (4, 17924680), (5, 14339744), (8, 8962340), (10, 7169872), (16, 4481170), (20, 3584936), (32, 2240585), (40, 1792468), (80, 896234), (83, 863840), (160, 448117), (166, 431920), (332, 215960), (415, 172768), (664, 107980), (830, 86384), (1328, 53990), (1660, 43192), (2656, 26995), (3320, 21596), (5399, 13280), (6640, 10798)]