140305552

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 275931000

約数和(自身を除く): 135625448

約数列:

[1, 2, 4, 8, 16, 149, 229, 257, 298, 458, 514, 596, 916, 1028, 1192, 1832, 2056, 2384, 3664, 4112, 34121, 38293, 58853, 68242, 76586, 117706, 136484, 153172, 235412, 272968, 306344, 470824, 545936, 612688, 941648, 8769097, 17538194, 35076388, 70152776, 140305552]

約数ペア:

[(1, 140305552), (2, 70152776), (4, 35076388), (8, 17538194), (16, 8769097), (149, 941648), (229, 612688), (257, 545936), (298, 470824), (458, 306344), (514, 272968), (596, 235412), (916, 153172), (1028, 136484), (1192, 117706), (1832, 76586), (2056, 68242), (2384, 58853), (3664, 38293), (4112, 34121)]