245989318448

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1013}}^1\times {\mathrm{1181}}^1$

素因数の和:2454

約数の個数: 80

約数和(自身を含む): 486878962752

約数和(自身を除く): 240889644304

約数列:

[1, 2, 4, 8, 16, 71, 142, 181, 284, 362, 568, 724, 1013, 1136, 1181, 1448, 2026, 2362, 2896, 4052, 4724, 8104, 9448, 12851, 16208, 18896, 25702, 51404, 71923, 83851, 102808, 143846, 167702, 183353, 205616, 213761, 287692, 335404, 366706, 427522, 575384, 670808, 733412, 855044, 1150768, 1196353, 1341616, 1466824, 1710088, 2392706, 2933648, 3420176, 4785412, 9570824, 13018063, 15177031, 19141648, 26036126, 30354062, 52072252, 60708124, 84941063, 104144504, 121416248, 169882126, 208289008, 216539893, 242832496, 339764252, 433079786, 679528504, 866159572, 1359057008, 1732319144, 3464638288, 15374332403, 30748664806, 61497329612, 122994659224, 245989318448]

約数ペア:

[(1, 245989318448), (2, 122994659224), (4, 61497329612), (8, 30748664806), (16, 15374332403), (71, 3464638288), (142, 1732319144), (181, 1359057008), (284, 866159572), (362, 679528504), (568, 433079786), (724, 339764252), (1013, 242832496), (1136, 216539893), (1181, 208289008), (1448, 169882126), (2026, 121416248), (2362, 104144504), (2896, 84941063), (4052, 60708124), (4724, 52072252), (8104, 30354062), (9448, 26036126), (12851, 19141648), (16208, 15177031), (18896, 13018063), (25702, 9570824), (51404, 4785412), (71923, 3420176), (83851, 2933648), (102808, 2392706), (143846, 1710088), (167702, 1466824), (183353, 1341616), (205616, 1196353), (213761, 1150768), (287692, 855044), (335404, 733412), (366706, 670808), (427522, 575384)]