161969080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44497}}^1$

素因数の和:44528

約数の個数: 64

約数和(自身を含む): 448539840

約数和(自身を除く): 286570760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 44497, 88994, 177988, 222485, 311479, 355976, 444970, 578461, 622958, 889940, 1156922, 1245916, 1557395, 1779880, 2313844, 2491832, 2892305, 3114790, 4049227, 4627688, 5784610, 6229580, 8098454, 11569220, 12459160, 16196908, 20246135, 23138440, 32393816, 40492270, 80984540, 161969080]

約数ペア:

[(1, 161969080), (2, 80984540), (4, 40492270), (5, 32393816), (7, 23138440), (8, 20246135), (10, 16196908), (13, 12459160), (14, 11569220), (20, 8098454), (26, 6229580), (28, 5784610), (35, 4627688), (40, 4049227), (52, 3114790), (56, 2892305), (65, 2491832), (70, 2313844), (91, 1779880), (104, 1557395), (130, 1245916), (140, 1156922), (182, 889940), (260, 622958), (280, 578461), (364, 444970), (455, 355976), (520, 311479), (728, 222485), (910, 177988), (1820, 88994), (3640, 44497)]