61626775

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 92994048

約数和(自身を除く): 31367273

約数列:

[1, 5, 7, 23, 25, 35, 61, 115, 161, 175, 251, 305, 427, 575, 805, 1255, 1403, 1525, 1757, 2135, 4025, 5773, 6275, 7015, 8785, 9821, 10675, 15311, 28865, 35075, 40411, 43925, 49105, 76555, 107177, 144325, 202055, 245525, 352153, 382775, 535885, 1010275, 1760765, 2465071, 2679425, 8803825, 12325355, 61626775]

約数ペア:

[(1, 61626775), (5, 12325355), (7, 8803825), (23, 2679425), (25, 2465071), (35, 1760765), (61, 1010275), (115, 535885), (161, 382775), (175, 352153), (251, 245525), (305, 202055), (427, 144325), (575, 107177), (805, 76555), (1255, 49105), (1403, 43925), (1525, 40411), (1757, 35075), (2135, 28865), (4025, 15311), (5773, 10675), (6275, 9821), (7015, 8785)]