73951990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{55603}}^1$

素因数の和:55636

約数の個数: 32

約数和(自身を含む): 160139520

約数和(自身を除く): 86187530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 55603, 111206, 278015, 389221, 556030, 778442, 1056457, 1946105, 2112914, 3892210, 5282285, 7395199, 10564570, 14790398, 36975995, 73951990]

約数ペア:

[(1, 73951990), (2, 36975995), (5, 14790398), (7, 10564570), (10, 7395199), (14, 5282285), (19, 3892210), (35, 2112914), (38, 1946105), (70, 1056457), (95, 778442), (133, 556030), (190, 389221), (266, 278015), (665, 111206), (1330, 55603)]