201979880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8573}}^1$

素因数の和:8634

約数の個数: 64

約数和(自身を含む): 493862400

約数和(自身を除く): 291882520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 8573, 11780, 17146, 23560, 34292, 42865, 68584, 85730, 162887, 171460, 265763, 325774, 342920, 531526, 651548, 814435, 1063052, 1303096, 1328815, 1628870, 2126104, 2657630, 3257740, 5049497, 5315260, 6515480, 10098994, 10630520, 20197988, 25247485, 40395976, 50494970, 100989940, 201979880]

約数ペア:

[(1, 201979880), (2, 100989940), (4, 50494970), (5, 40395976), (8, 25247485), (10, 20197988), (19, 10630520), (20, 10098994), (31, 6515480), (38, 5315260), (40, 5049497), (62, 3257740), (76, 2657630), (95, 2126104), (124, 1628870), (152, 1328815), (155, 1303096), (190, 1063052), (248, 814435), (310, 651548), (380, 531526), (589, 342920), (620, 325774), (760, 265763), (1178, 171460), (1240, 162887), (2356, 85730), (2945, 68584), (4712, 42865), (5890, 34292), (8573, 23560), (11780, 17146)]