1553656624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^2$

素因数の和:263

約数の個数: 120

約数和(自身を含む): 3504588192

約数和(自身を除く): 1950931568

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 41, 46, 52, 82, 89, 92, 104, 164, 178, 184, 208, 299, 328, 356, 368, 533, 598, 656, 712, 943, 1066, 1157, 1196, 1424, 1886, 2047, 2132, 2314, 2392, 3649, 3772, 4094, 4264, 4628, 4784, 7298, 7544, 7921, 8188, 8528, 9256, 12259, 14596, 15088, 15842, 16376, 18512, 24518, 26611, 29192, 31684, 32752, 47437, 49036, 53222, 58384, 63368, 83927, 94874, 98072, 102973, 106444, 126736, 167854, 182183, 189748, 196144, 205946, 212888, 324761, 335708, 364366, 379496, 411892, 425776, 649522, 671416, 728732, 758992, 823784, 1091051, 1299044, 1342832, 1457464, 1647568, 2182102, 2368379, 2598088, 2914928, 4221893, 4364204, 4736758, 5196176, 7469503, 8443786, 8728408, 9473516, 14939006, 16887572, 17456816, 18947032, 29878012, 33775144, 37894064, 59756024, 67550288, 97103539, 119512048, 194207078, 388414156, 776828312, 1553656624]

約数ペア:

[(1, 1553656624), (2, 776828312), (4, 388414156), (8, 194207078), (13, 119512048), (16, 97103539), (23, 67550288), (26, 59756024), (41, 37894064), (46, 33775144), (52, 29878012), (82, 18947032), (89, 17456816), (92, 16887572), (104, 14939006), (164, 9473516), (178, 8728408), (184, 8443786), (208, 7469503), (299, 5196176), (328, 4736758), (356, 4364204), (368, 4221893), (533, 2914928), (598, 2598088), (656, 2368379), (712, 2182102), (943, 1647568), (1066, 1457464), (1157, 1342832), (1196, 1299044), (1424, 1091051), (1886, 823784), (2047, 758992), (2132, 728732), (2314, 671416), (2392, 649522), (3649, 425776), (3772, 411892), (4094, 379496), (4264, 364366), (4628, 335708), (4784, 324761), (7298, 212888), (7544, 205946), (7921, 196144), (8188, 189748), (8528, 182183), (9256, 167854), (12259, 126736), (14596, 106444), (15088, 102973), (15842, 98072), (16376, 94874), (18512, 83927), (24518, 63368), (26611, 58384), (29192, 53222), (31684, 49036), (32752, 47437)]