72519400

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5107}}^1$

素因数の和:5194

約数の個数: 48

約数和(自身を含む): 171015840

約数和(自身を除く): 98496440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 5107, 7100, 10214, 14200, 20428, 25535, 40856, 51070, 102140, 127675, 204280, 255350, 362597, 510700, 725194, 1021400, 1450388, 1812985, 2900776, 3625970, 7251940, 9064925, 14503880, 18129850, 36259700, 72519400]

約数ペア:

[(1, 72519400), (2, 36259700), (4, 18129850), (5, 14503880), (8, 9064925), (10, 7251940), (20, 3625970), (25, 2900776), (40, 1812985), (50, 1450388), (71, 1021400), (100, 725194), (142, 510700), (200, 362597), (284, 255350), (355, 204280), (568, 127675), (710, 102140), (1420, 51070), (1775, 40856), (2840, 25535), (3550, 20428), (5107, 14200), (7100, 10214)]