85766380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1697}}^1$

素因数の和:1751

約数の個数: 72

約数和(自身を含む): 217371168

約数和(自身を除く): 131604788

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 665, 722, 1330, 1444, 1697, 1805, 2527, 2660, 3394, 3610, 5054, 6788, 7220, 8485, 10108, 11879, 12635, 16970, 23758, 25270, 32243, 33940, 47516, 50540, 59395, 64486, 118790, 128972, 161215, 225701, 237580, 322430, 451402, 612617, 644860, 902804, 1128505, 1225234, 2257010, 2450468, 3063085, 4288319, 4514020, 6126170, 8576638, 12252340, 17153276, 21441595, 42883190, 85766380]

約数ペア:

[(1, 85766380), (2, 42883190), (4, 21441595), (5, 17153276), (7, 12252340), (10, 8576638), (14, 6126170), (19, 4514020), (20, 4288319), (28, 3063085), (35, 2450468), (38, 2257010), (70, 1225234), (76, 1128505), (95, 902804), (133, 644860), (140, 612617), (190, 451402), (266, 322430), (361, 237580), (380, 225701), (532, 161215), (665, 128972), (722, 118790), (1330, 64486), (1444, 59395), (1697, 50540), (1805, 47516), (2527, 33940), (2660, 32243), (3394, 25270), (3610, 23758), (5054, 16970), (6788, 12635), (7220, 11879), (8485, 10108)]