74940225

素因数分解:

$3^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 127670400

約数和(自身を除く): 52730175

約数列:

[1, 3, 5, 15, 25, 75, 89, 103, 109, 267, 309, 327, 445, 515, 545, 1335, 1545, 1635, 2225, 2575, 2725, 6675, 7725, 8175, 9167, 9701, 11227, 27501, 29103, 33681, 45835, 48505, 56135, 137505, 145515, 168405, 229175, 242525, 280675, 687525, 727575, 842025, 999203, 2997609, 4996015, 14988045, 24980075, 74940225]

約数ペア:

[(1, 74940225), (3, 24980075), (5, 14988045), (15, 4996015), (25, 2997609), (75, 999203), (89, 842025), (103, 727575), (109, 687525), (267, 280675), (309, 242525), (327, 229175), (445, 168405), (515, 145515), (545, 137505), (1335, 56135), (1545, 48505), (1635, 45835), (2225, 33681), (2575, 29103), (2725, 27501), (6675, 11227), (7725, 9701), (8175, 9167)]