812126875

素因数分解:

$5^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 1239353280

約数和(自身を除く): 427226405

約数列:

[1, 5, 7, 25, 29, 35, 37, 125, 145, 173, 175, 185, 203, 259, 625, 725, 865, 875, 925, 1015, 1073, 1211, 1295, 3625, 4325, 4375, 4625, 5017, 5075, 5365, 6055, 6401, 6475, 7511, 18125, 21625, 23125, 25085, 25375, 26825, 30275, 32005, 32375, 35119, 37555, 44807, 108125, 125425, 126875, 134125, 151375, 160025, 161875, 175595, 185629, 187775, 224035, 627125, 670625, 756875, 800125, 877975, 928145, 938875, 1120175, 1299403, 3135625, 4000625, 4389875, 4640725, 4694375, 5600875, 6497015, 21949375, 23203625, 28004375, 32485075, 116018125, 162425375, 812126875]

約数ペア:

[(1, 812126875), (5, 162425375), (7, 116018125), (25, 32485075), (29, 28004375), (35, 23203625), (37, 21949375), (125, 6497015), (145, 5600875), (173, 4694375), (175, 4640725), (185, 4389875), (203, 4000625), (259, 3135625), (625, 1299403), (725, 1120175), (865, 938875), (875, 928145), (925, 877975), (1015, 800125), (1073, 756875), (1211, 670625), (1295, 627125), (3625, 224035), (4325, 187775), (4375, 185629), (4625, 175595), (5017, 161875), (5075, 160025), (5365, 151375), (6055, 134125), (6401, 126875), (6475, 125425), (7511, 108125), (18125, 44807), (21625, 37555), (23125, 35119), (25085, 32375), (25375, 32005), (26825, 30275)]