128041552

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 278232192

約数和(自身を除く): 150190640

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 97, 136, 184, 194, 211, 272, 368, 388, 391, 422, 776, 782, 844, 1552, 1564, 1649, 1688, 2231, 3128, 3298, 3376, 3587, 4462, 4853, 6256, 6596, 7174, 8924, 9706, 13192, 14348, 17848, 19412, 20467, 26384, 28696, 35696, 37927, 38824, 40934, 57392, 75854, 77648, 81868, 82501, 151708, 163736, 165002, 303416, 327472, 330004, 347939, 470741, 606832, 660008, 695878, 941482, 1320016, 1391756, 1882964, 2783512, 3765928, 5567024, 7531856, 8002597, 16005194, 32010388, 64020776, 128041552]

約数ペア:

[(1, 128041552), (2, 64020776), (4, 32010388), (8, 16005194), (16, 8002597), (17, 7531856), (23, 5567024), (34, 3765928), (46, 2783512), (68, 1882964), (92, 1391756), (97, 1320016), (136, 941482), (184, 695878), (194, 660008), (211, 606832), (272, 470741), (368, 347939), (388, 330004), (391, 327472), (422, 303416), (776, 165002), (782, 163736), (844, 151708), (1552, 82501), (1564, 81868), (1649, 77648), (1688, 75854), (2231, 57392), (3128, 40934), (3298, 38824), (3376, 37927), (3587, 35696), (4462, 28696), (4853, 26384), (6256, 20467), (6596, 19412), (7174, 17848), (8924, 14348), (9706, 13192)]