19540135725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{593}}^1\times {\mathrm{3631}}^1$

素因数の和:4259

約数の個数: 72

約数和(自身を含む): 35579972736

約数和(自身を除く): 16039837011

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 165, 275, 363, 593, 605, 825, 1779, 1815, 2965, 3025, 3631, 6523, 8895, 9075, 10893, 14825, 18155, 19569, 32615, 39941, 44475, 54465, 71753, 90775, 97845, 119823, 163075, 199705, 215259, 272325, 358765, 439351, 489225, 599115, 998525, 1076295, 1318053, 1793825, 2153183, 2196755, 2995575, 5381475, 6459549, 6590265, 10765915, 10983775, 23685013, 32297745, 32951325, 53829575, 71055039, 118425065, 161488725, 260535143, 355275195, 592125325, 781605429, 1302675715, 1776375975, 3908027145, 6513378575, 19540135725]

約数ペア:

[(1, 19540135725), (3, 6513378575), (5, 3908027145), (11, 1776375975), (15, 1302675715), (25, 781605429), (33, 592125325), (55, 355275195), (75, 260535143), (121, 161488725), (165, 118425065), (275, 71055039), (363, 53829575), (593, 32951325), (605, 32297745), (825, 23685013), (1779, 10983775), (1815, 10765915), (2965, 6590265), (3025, 6459549), (3631, 5381475), (6523, 2995575), (8895, 2196755), (9075, 2153183), (10893, 1793825), (14825, 1318053), (18155, 1076295), (19569, 998525), (32615, 599115), (39941, 489225), (44475, 439351), (54465, 358765), (71753, 272325), (90775, 215259), (97845, 199705), (119823, 163075)]