53908750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 80

約数和(自身を含む): 118537056

約数和(自身を除く): 64628306

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 101, 122, 125, 175, 202, 250, 305, 350, 427, 505, 610, 625, 707, 854, 875, 1010, 1250, 1414, 1525, 1750, 2135, 2525, 3050, 3535, 4270, 4375, 5050, 6161, 7070, 7625, 8750, 10675, 12322, 12625, 15250, 17675, 21350, 25250, 30805, 35350, 38125, 43127, 53375, 61610, 63125, 76250, 86254, 88375, 106750, 126250, 154025, 176750, 215635, 266875, 308050, 431270, 441875, 533750, 770125, 883750, 1078175, 1540250, 2156350, 3850625, 5390875, 7701250, 10781750, 26954375, 53908750]

約数ペア:

[(1, 53908750), (2, 26954375), (5, 10781750), (7, 7701250), (10, 5390875), (14, 3850625), (25, 2156350), (35, 1540250), (50, 1078175), (61, 883750), (70, 770125), (101, 533750), (122, 441875), (125, 431270), (175, 308050), (202, 266875), (250, 215635), (305, 176750), (350, 154025), (427, 126250), (505, 106750), (610, 88375), (625, 86254), (707, 76250), (854, 63125), (875, 61610), (1010, 53375), (1250, 43127), (1414, 38125), (1525, 35350), (1750, 30805), (2135, 25250), (2525, 21350), (3050, 17675), (3535, 15250), (4270, 12625), (4375, 12322), (5050, 10675), (6161, 8750), (7070, 7625)]