203973550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 441936000

約数和(自身を除く): 237962450

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 131, 149, 190, 209, 262, 275, 298, 418, 475, 550, 655, 745, 950, 1045, 1310, 1441, 1490, 1639, 2090, 2489, 2831, 2882, 3275, 3278, 3725, 4978, 5225, 5662, 6550, 7205, 7450, 8195, 10450, 12445, 14155, 14410, 16390, 19519, 24890, 27379, 28310, 31141, 36025, 39038, 40975, 54758, 62225, 62282, 70775, 72050, 81950, 97595, 124450, 136895, 141550, 155705, 195190, 214709, 273790, 311410, 370861, 429418, 487975, 684475, 741722, 778525, 975950, 1073545, 1368950, 1557050, 1854305, 2147090, 3708610, 4079471, 5367725, 8158942, 9271525, 10735450, 18543050, 20397355, 40794710, 101986775, 203973550]

約数ペア:

[(1, 203973550), (2, 101986775), (5, 40794710), (10, 20397355), (11, 18543050), (19, 10735450), (22, 9271525), (25, 8158942), (38, 5367725), (50, 4079471), (55, 3708610), (95, 2147090), (110, 1854305), (131, 1557050), (149, 1368950), (190, 1073545), (209, 975950), (262, 778525), (275, 741722), (298, 684475), (418, 487975), (475, 429418), (550, 370861), (655, 311410), (745, 273790), (950, 214709), (1045, 195190), (1310, 155705), (1441, 141550), (1490, 136895), (1639, 124450), (2090, 97595), (2489, 81950), (2831, 72050), (2882, 70775), (3275, 62282), (3278, 62225), (3725, 54758), (4978, 40975), (5225, 39038), (5662, 36025), (6550, 31141), (7205, 28310), (7450, 27379), (8195, 24890), (10450, 19519), (12445, 16390), (14155, 14410)]