55838750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:195

約数の個数: 80

約数和(自身を含む): 118761984

約数和(自身を除く): 62923234

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 125, 131, 155, 250, 262, 275, 310, 341, 550, 625, 655, 682, 775, 1250, 1310, 1375, 1441, 1550, 1705, 2750, 2882, 3275, 3410, 3875, 4061, 6550, 6875, 7205, 7750, 8122, 8525, 13750, 14410, 16375, 17050, 19375, 20305, 32750, 36025, 38750, 40610, 42625, 44671, 72050, 81875, 85250, 89342, 101525, 163750, 180125, 203050, 213125, 223355, 360250, 426250, 446710, 507625, 900625, 1015250, 1116775, 1801250, 2233550, 2538125, 5076250, 5583875, 11167750, 27919375, 55838750]

約数ペア:

[(1, 55838750), (2, 27919375), (5, 11167750), (10, 5583875), (11, 5076250), (22, 2538125), (25, 2233550), (31, 1801250), (50, 1116775), (55, 1015250), (62, 900625), (110, 507625), (125, 446710), (131, 426250), (155, 360250), (250, 223355), (262, 213125), (275, 203050), (310, 180125), (341, 163750), (550, 101525), (625, 89342), (655, 85250), (682, 81875), (775, 72050), (1250, 44671), (1310, 42625), (1375, 40610), (1441, 38750), (1550, 36025), (1705, 32750), (2750, 20305), (2882, 19375), (3275, 17050), (3410, 16375), (3875, 14410), (4061, 13750), (6550, 8525), (6875, 8122), (7205, 7750)]