55504700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 128325120

約数和(自身を除く): 72820420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 131, 190, 223, 262, 380, 446, 475, 524, 655, 892, 950, 1115, 1310, 1900, 2230, 2489, 2620, 3275, 4237, 4460, 4978, 5575, 6550, 8474, 9956, 11150, 12445, 13100, 16948, 21185, 22300, 24890, 29213, 42370, 49780, 58426, 62225, 84740, 105925, 116852, 124450, 146065, 211850, 248900, 292130, 423700, 555047, 584260, 730325, 1110094, 1460650, 2220188, 2775235, 2921300, 5550470, 11100940, 13876175, 27752350, 55504700]

約数ペア:

[(1, 55504700), (2, 27752350), (4, 13876175), (5, 11100940), (10, 5550470), (19, 2921300), (20, 2775235), (25, 2220188), (38, 1460650), (50, 1110094), (76, 730325), (95, 584260), (100, 555047), (131, 423700), (190, 292130), (223, 248900), (262, 211850), (380, 146065), (446, 124450), (475, 116852), (524, 105925), (655, 84740), (892, 62225), (950, 58426), (1115, 49780), (1310, 42370), (1900, 29213), (2230, 24890), (2489, 22300), (2620, 21185), (3275, 16948), (4237, 13100), (4460, 12445), (4978, 11150), (5575, 9956), (6550, 8474)]