161415691984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1307}}^1\times {\mathrm{406253}}^1$

素因数の和:407587

約数の個数: 40

約数和(自身を含む): 329455743840

約数和(自身を除く): 168040051856

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1307, 2614, 5228, 10456, 20912, 24833, 49666, 99332, 198664, 397328, 406253, 812506, 1625012, 3250024, 6500048, 7718807, 15437614, 30875228, 61750456, 123500912, 530972671, 1061945342, 2123890684, 4247781368, 8495562736, 10088480749, 20176961498, 40353922996, 80707845992, 161415691984]

約数ペア:

[(1, 161415691984), (2, 80707845992), (4, 40353922996), (8, 20176961498), (16, 10088480749), (19, 8495562736), (38, 4247781368), (76, 2123890684), (152, 1061945342), (304, 530972671), (1307, 123500912), (2614, 61750456), (5228, 30875228), (10456, 15437614), (20912, 7718807), (24833, 6500048), (49666, 3250024), (99332, 1625012), (198664, 812506), (397328, 406253)]