48791000

素因数分解:

$2^3\times 5^3\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 115577280

約数和(自身を除く): 66786280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 125, 194, 200, 250, 388, 485, 500, 503, 776, 970, 1000, 1006, 1940, 2012, 2425, 2515, 3880, 4024, 4850, 5030, 9700, 10060, 12125, 12575, 19400, 20120, 24250, 25150, 48500, 48791, 50300, 62875, 97000, 97582, 100600, 125750, 195164, 243955, 251500, 390328, 487910, 503000, 975820, 1219775, 1951640, 2439550, 4879100, 6098875, 9758200, 12197750, 24395500, 48791000]

約数ペア:

[(1, 48791000), (2, 24395500), (4, 12197750), (5, 9758200), (8, 6098875), (10, 4879100), (20, 2439550), (25, 1951640), (40, 1219775), (50, 975820), (97, 503000), (100, 487910), (125, 390328), (194, 251500), (200, 243955), (250, 195164), (388, 125750), (485, 100600), (500, 97582), (503, 97000), (776, 62875), (970, 50300), (1000, 48791), (1006, 48500), (1940, 25150), (2012, 24250), (2425, 20120), (2515, 19400), (3880, 12575), (4024, 12125), (4850, 10060), (5030, 9700)]