71378240

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13121}}^1$

素因数の和:13155

約数の個数: 56

約数和(自身を含む): 179981352

約数和(自身を除く): 108603112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 13121, 26242, 52484, 65605, 104968, 131210, 209936, 223057, 262420, 419872, 446114, 524840, 839744, 892228, 1049680, 1115285, 1784456, 2099360, 2230570, 3568912, 4198720, 4461140, 7137824, 8922280, 14275648, 17844560, 35689120, 71378240]

約数ペア:

[(1, 71378240), (2, 35689120), (4, 17844560), (5, 14275648), (8, 8922280), (10, 7137824), (16, 4461140), (17, 4198720), (20, 3568912), (32, 2230570), (34, 2099360), (40, 1784456), (64, 1115285), (68, 1049680), (80, 892228), (85, 839744), (136, 524840), (160, 446114), (170, 419872), (272, 262420), (320, 223057), (340, 209936), (544, 131210), (680, 104968), (1088, 65605), (1360, 52484), (2720, 26242), (5440, 13121)]