203013100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1811}}^1$

素因数の和:1903

約数の個数: 72

約数和(自身を含む): 471844800

約数和(自身を除く): 268831700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 59, 76, 95, 100, 118, 190, 236, 295, 380, 475, 590, 950, 1121, 1180, 1475, 1811, 1900, 2242, 2950, 3622, 4484, 5605, 5900, 7244, 9055, 11210, 18110, 22420, 28025, 34409, 36220, 45275, 56050, 68818, 90550, 106849, 112100, 137636, 172045, 181100, 213698, 344090, 427396, 534245, 688180, 860225, 1068490, 1720450, 2030131, 2136980, 2671225, 3440900, 4060262, 5342450, 8120524, 10150655, 10684900, 20301310, 40602620, 50753275, 101506550, 203013100]

約数ペア:

[(1, 203013100), (2, 101506550), (4, 50753275), (5, 40602620), (10, 20301310), (19, 10684900), (20, 10150655), (25, 8120524), (38, 5342450), (50, 4060262), (59, 3440900), (76, 2671225), (95, 2136980), (100, 2030131), (118, 1720450), (190, 1068490), (236, 860225), (295, 688180), (380, 534245), (475, 427396), (590, 344090), (950, 213698), (1121, 181100), (1180, 172045), (1475, 137636), (1811, 112100), (1900, 106849), (2242, 90550), (2950, 68818), (3622, 56050), (4484, 45275), (5605, 36220), (5900, 34409), (7244, 28025), (9055, 22420), (11210, 18110)]