40015695568

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1\times {\mathrm{839}}^1$

素因数の和:1412

約数の個数: 80

約数和(自身を含む): 79619904000

約数和(自身を除く): 39604208432

約数列:

[1, 2, 4, 8, 16, 79, 97, 158, 194, 316, 388, 389, 632, 776, 778, 839, 1264, 1552, 1556, 1678, 3112, 3356, 6224, 6712, 7663, 13424, 15326, 30652, 30731, 37733, 61304, 61462, 66281, 75466, 81383, 122608, 122924, 132562, 150932, 162766, 245848, 265124, 301864, 325532, 326371, 491696, 530248, 603728, 651064, 652742, 1060496, 1302128, 1305484, 2610968, 2980907, 5221936, 5961814, 6429257, 11923628, 12858514, 23847256, 25717028, 25783309, 31657987, 47694512, 51434056, 51566618, 63315974, 102868112, 103133236, 126631948, 206266472, 253263896, 412532944, 506527792, 2500980973, 5001961946, 10003923892, 20007847784, 40015695568]

約数ペア:

[(1, 40015695568), (2, 20007847784), (4, 10003923892), (8, 5001961946), (16, 2500980973), (79, 506527792), (97, 412532944), (158, 253263896), (194, 206266472), (316, 126631948), (388, 103133236), (389, 102868112), (632, 63315974), (776, 51566618), (778, 51434056), (839, 47694512), (1264, 31657987), (1552, 25783309), (1556, 25717028), (1678, 23847256), (3112, 12858514), (3356, 11923628), (6224, 6429257), (6712, 5961814), (7663, 5221936), (13424, 2980907), (15326, 2610968), (30652, 1305484), (30731, 1302128), (37733, 1060496), (61304, 652742), (61462, 651064), (66281, 603728), (75466, 530248), (81383, 491696), (122608, 326371), (122924, 325532), (132562, 301864), (150932, 265124), (162766, 245848)]