169455920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68329}}^1$

素因数の和:68373

約数の個数: 40

約数和(自身を含む): 406700160

約数和(自身を除く): 237244240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 68329, 136658, 273316, 341645, 546632, 683290, 1093264, 1366580, 2118199, 2733160, 4236398, 5466320, 8472796, 10590995, 16945592, 21181990, 33891184, 42363980, 84727960, 169455920]

約数ペア:

[(1, 169455920), (2, 84727960), (4, 42363980), (5, 33891184), (8, 21181990), (10, 16945592), (16, 10590995), (20, 8472796), (31, 5466320), (40, 4236398), (62, 2733160), (80, 2118199), (124, 1366580), (155, 1093264), (248, 683290), (310, 546632), (496, 341645), (620, 273316), (1240, 136658), (2480, 68329)]