156958653820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4641001}}^1$

素因数の和:4641118

約数の個数: 48

約数和(自身を含む): 350859751200

約数和(自身を除く): 193901097380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 890, 1691, 1780, 3382, 6764, 8455, 16910, 33820, 4641001, 9282002, 18564004, 23205005, 46410010, 88179019, 92820020, 176358038, 352716076, 413049089, 440895095, 826098178, 881790190, 1652196356, 1763580380, 2065245445, 4130490890, 7847932691, 8260981780, 15695865382, 31391730764, 39239663455, 78479326910, 156958653820]

約数ペア:

[(1, 156958653820), (2, 78479326910), (4, 39239663455), (5, 31391730764), (10, 15695865382), (19, 8260981780), (20, 7847932691), (38, 4130490890), (76, 2065245445), (89, 1763580380), (95, 1652196356), (178, 881790190), (190, 826098178), (356, 440895095), (380, 413049089), (445, 352716076), (890, 176358038), (1691, 92820020), (1780, 88179019), (3382, 46410010), (6764, 23205005), (8455, 18564004), (16910, 9282002), (33820, 4641001)]