145868720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{34403}}^1$

素因数の和:34469

約数の個数: 40

約数和(自身を含む): 345553776

約数和(自身を除く): 199685056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 34403, 68806, 137612, 172015, 275224, 344030, 550448, 688060, 1376120, 1823359, 2752240, 3646718, 7293436, 9116795, 14586872, 18233590, 29173744, 36467180, 72934360, 145868720]

約数ペア:

[(1, 145868720), (2, 72934360), (4, 36467180), (5, 29173744), (8, 18233590), (10, 14586872), (16, 9116795), (20, 7293436), (40, 3646718), (53, 2752240), (80, 1823359), (106, 1376120), (212, 688060), (265, 550448), (424, 344030), (530, 275224), (848, 172015), (1060, 137612), (2120, 68806), (4240, 34403)]