19551075

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 34149600

約数和(自身を除く): 14598525

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 89, 101, 145, 267, 303, 435, 445, 505, 725, 1335, 1515, 2175, 2225, 2525, 2581, 2929, 6675, 7575, 7743, 8787, 8989, 12905, 14645, 26967, 38715, 43935, 44945, 64525, 73225, 134835, 193575, 219675, 224725, 260681, 674175, 782043, 1303405, 3910215, 6517025, 19551075]

約数ペア:

[(1, 19551075), (3, 6517025), (5, 3910215), (15, 1303405), (25, 782043), (29, 674175), (75, 260681), (87, 224725), (89, 219675), (101, 193575), (145, 134835), (267, 73225), (303, 64525), (435, 44945), (445, 43935), (505, 38715), (725, 26967), (1335, 14645), (1515, 12905), (2175, 8989), (2225, 8787), (2525, 7743), (2581, 7575), (2929, 6675)]