201156975

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 376234352

約数和(自身を除く): 175077377

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 73, 75, 111, 185, 219, 225, 331, 333, 365, 555, 657, 925, 993, 1095, 1655, 1665, 1825, 2701, 2775, 2979, 3285, 4965, 5475, 8103, 8275, 8325, 12247, 13505, 14895, 16425, 24163, 24309, 24825, 36741, 40515, 61235, 67525, 72489, 74475, 110223, 120815, 121545, 183705, 202575, 217467, 306175, 362445, 551115, 604075, 607725, 894031, 918525, 1087335, 1812225, 2682093, 2755575, 4470155, 5436675, 8046279, 13410465, 22350775, 40231395, 67052325, 201156975]

約数ペア:

[(1, 201156975), (3, 67052325), (5, 40231395), (9, 22350775), (15, 13410465), (25, 8046279), (37, 5436675), (45, 4470155), (73, 2755575), (75, 2682093), (111, 1812225), (185, 1087335), (219, 918525), (225, 894031), (331, 607725), (333, 604075), (365, 551115), (555, 362445), (657, 306175), (925, 217467), (993, 202575), (1095, 183705), (1655, 121545), (1665, 120815), (1825, 110223), (2701, 74475), (2775, 72489), (2979, 67525), (3285, 61235), (4965, 40515), (5475, 36741), (8103, 24825), (8275, 24309), (8325, 24163), (12247, 16425), (13505, 14895)]