42650480

素因数分解:

$2^4\times 5^1\times {\mathrm{659}}^1\times {\mathrm{809}}^1$

素因数の和:1481

約数の個数: 40

約数和(自身を含む): 99435600

約数和(自身を除く): 56785120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 659, 809, 1318, 1618, 2636, 3236, 3295, 4045, 5272, 6472, 6590, 8090, 10544, 12944, 13180, 16180, 26360, 32360, 52720, 64720, 533131, 1066262, 2132524, 2665655, 4265048, 5331310, 8530096, 10662620, 21325240, 42650480]

約数ペア:

[(1, 42650480), (2, 21325240), (4, 10662620), (5, 8530096), (8, 5331310), (10, 4265048), (16, 2665655), (20, 2132524), (40, 1066262), (80, 533131), (659, 64720), (809, 52720), (1318, 32360), (1618, 26360), (2636, 16180), (3236, 13180), (3295, 12944), (4045, 10544), (5272, 8090), (6472, 6590)]