64219335

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 115153920

約数和(自身を除く): 50934585

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 97, 101, 115, 285, 291, 303, 345, 437, 485, 505, 1311, 1455, 1515, 1843, 1919, 2185, 2231, 2323, 5529, 5757, 6555, 6693, 6969, 9215, 9595, 9797, 11155, 11615, 27645, 28785, 29391, 33465, 34845, 42389, 44137, 48985, 127167, 132411, 146955, 186143, 211945, 220685, 225331, 558429, 635835, 662055, 675993, 930715, 1126655, 2792145, 3379965, 4281289, 12843867, 21406445, 64219335]

約数ペア:

[(1, 64219335), (3, 21406445), (5, 12843867), (15, 4281289), (19, 3379965), (23, 2792145), (57, 1126655), (69, 930715), (95, 675993), (97, 662055), (101, 635835), (115, 558429), (285, 225331), (291, 220685), (303, 211945), (345, 186143), (437, 146955), (485, 132411), (505, 127167), (1311, 48985), (1455, 44137), (1515, 42389), (1843, 34845), (1919, 33465), (2185, 29391), (2231, 28785), (2323, 27645), (5529, 11615), (5757, 11155), (6555, 9797), (6693, 9595), (6969, 9215)]