2018960425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1511}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 2756073600

約数和(自身を除く): 737113175

約数列:

[1, 5, 19, 25, 29, 95, 97, 145, 475, 485, 551, 725, 1511, 1843, 2425, 2755, 2813, 7555, 9215, 13775, 14065, 28709, 37775, 43819, 46075, 53447, 70325, 143545, 146567, 219095, 267235, 717725, 732835, 832561, 1095475, 1336175, 2784773, 3664175, 4162805, 4250443, 13923865, 20814025, 21252215, 69619325, 80758417, 106261075, 403792085, 2018960425]

約数ペア:

[(1, 2018960425), (5, 403792085), (19, 106261075), (25, 80758417), (29, 69619325), (95, 21252215), (97, 20814025), (145, 13923865), (475, 4250443), (485, 4162805), (551, 3664175), (725, 2784773), (1511, 1336175), (1843, 1095475), (2425, 832561), (2755, 732835), (2813, 717725), (7555, 267235), (9215, 219095), (13775, 146567), (14065, 143545), (28709, 70325), (37775, 53447), (43819, 46075)]