158979080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16091}}^1$

素因数の和:16134

約数の個数: 64

約数和(自身を含む): 405518400

約数和(自身を除く): 246539320

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 16091, 32182, 64364, 80455, 128728, 160910, 209183, 305729, 321820, 418366, 611458, 643640, 836732, 1045915, 1222916, 1528645, 1673464, 2091830, 2445832, 3057290, 3974477, 4183660, 6114580, 7948954, 8367320, 12229160, 15897908, 19872385, 31795816, 39744770, 79489540, 158979080]

約数ペア:

[(1, 158979080), (2, 79489540), (4, 39744770), (5, 31795816), (8, 19872385), (10, 15897908), (13, 12229160), (19, 8367320), (20, 7948954), (26, 6114580), (38, 4183660), (40, 3974477), (52, 3057290), (65, 2445832), (76, 2091830), (95, 1673464), (104, 1528645), (130, 1222916), (152, 1045915), (190, 836732), (247, 643640), (260, 611458), (380, 418366), (494, 321820), (520, 305729), (760, 209183), (988, 160910), (1235, 128728), (1976, 80455), (2470, 64364), (4940, 32182), (9880, 16091)]