489267977950

素因数分解:

$2^1\times 5^2\times {\mathrm{191}}^1\times {\mathrm{6841}}^1\times {\mathrm{7489}}^1$

素因数の和:14533

約数の個数: 48

約数和(自身を含む): 915058932480

約数和(自身を除く): 425790954530

約数列:

[1, 2, 5, 10, 25, 50, 191, 382, 955, 1910, 4775, 6841, 7489, 9550, 13682, 14978, 34205, 37445, 68410, 74890, 171025, 187225, 342050, 374450, 1306631, 1430399, 2613262, 2860798, 6533155, 7151995, 13066310, 14303990, 32665775, 35759975, 51232249, 65331550, 71519950, 102464498, 256161245, 512322490, 1280806225, 2561612450, 9785359559, 19570719118, 48926797795, 97853595590, 244633988975, 489267977950]

約数ペア:

[(1, 489267977950), (2, 244633988975), (5, 97853595590), (10, 48926797795), (25, 19570719118), (50, 9785359559), (191, 2561612450), (382, 1280806225), (955, 512322490), (1910, 256161245), (4775, 102464498), (6841, 71519950), (7489, 65331550), (9550, 51232249), (13682, 35759975), (14978, 32665775), (34205, 14303990), (37445, 13066310), (68410, 7151995), (74890, 6533155), (171025, 2860798), (187225, 2613262), (342050, 1430399), (374450, 1306631)]