15850876075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{877}}^1$

素因数の和:1013

約数の個数: 72

約数和(自身を含む): 22258227168

約数和(自身を除く): 6407351093

約数列:

[1, 5, 17, 23, 25, 43, 85, 115, 215, 391, 425, 575, 731, 877, 989, 1075, 1849, 1955, 3655, 4385, 4945, 9245, 9775, 14909, 16813, 18275, 20171, 21925, 24725, 31433, 37711, 42527, 46225, 74545, 84065, 100855, 157165, 188555, 212635, 342907, 372725, 420325, 504275, 641087, 722959, 785825, 867353, 942775, 1063175, 1621573, 1714535, 3205435, 3614795, 4336765, 8107865, 8572675, 14745001, 16027175, 18073975, 21683825, 27566741, 37296179, 40539325, 73725005, 137833705, 186480895, 368625025, 634035043, 689168525, 932404475, 3170175215, 15850876075]

約数ペア:

[(1, 15850876075), (5, 3170175215), (17, 932404475), (23, 689168525), (25, 634035043), (43, 368625025), (85, 186480895), (115, 137833705), (215, 73725005), (391, 40539325), (425, 37296179), (575, 27566741), (731, 21683825), (877, 18073975), (989, 16027175), (1075, 14745001), (1849, 8572675), (1955, 8107865), (3655, 4336765), (4385, 3614795), (4945, 3205435), (9245, 1714535), (9775, 1621573), (14909, 1063175), (16813, 942775), (18275, 867353), (20171, 785825), (21925, 722959), (24725, 641087), (31433, 504275), (37711, 420325), (42527, 372725), (46225, 342907), (74545, 212635), (84065, 188555), (100855, 157165)]