651863056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1531}}^1$

素因数の和:1664

約数の個数: 80

約数和(自身を含む): 1436158080

約数和(自身を除く): 784295024

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 89, 92, 104, 178, 184, 208, 299, 356, 368, 598, 712, 1157, 1196, 1424, 1531, 2047, 2314, 2392, 3062, 4094, 4628, 4784, 6124, 8188, 9256, 12248, 16376, 18512, 19903, 24496, 26611, 32752, 35213, 39806, 53222, 70426, 79612, 106444, 136259, 140852, 159224, 212888, 272518, 281704, 318448, 425776, 457769, 545036, 563408, 915538, 1090072, 1771367, 1831076, 2180144, 3133957, 3542734, 3662152, 6267914, 7085468, 7324304, 12535828, 14170936, 25071656, 28341872, 40741441, 50143312, 81482882, 162965764, 325931528, 651863056]

約数ペア:

[(1, 651863056), (2, 325931528), (4, 162965764), (8, 81482882), (13, 50143312), (16, 40741441), (23, 28341872), (26, 25071656), (46, 14170936), (52, 12535828), (89, 7324304), (92, 7085468), (104, 6267914), (178, 3662152), (184, 3542734), (208, 3133957), (299, 2180144), (356, 1831076), (368, 1771367), (598, 1090072), (712, 915538), (1157, 563408), (1196, 545036), (1424, 457769), (1531, 425776), (2047, 318448), (2314, 281704), (2392, 272518), (3062, 212888), (4094, 159224), (4628, 140852), (4784, 136259), (6124, 106444), (8188, 79612), (9256, 70426), (12248, 53222), (16376, 39806), (18512, 35213), (19903, 32752), (24496, 26611)]