80498820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{293}}^1$

素因数の和:565

約数の個数: 96

約数和(自身を含む): 239057280

約数和(自身を除く): 158558460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 241, 285, 293, 380, 482, 570, 586, 723, 879, 964, 1140, 1172, 1205, 1446, 1465, 1758, 2410, 2892, 2930, 3516, 3615, 4395, 4579, 4820, 5567, 5860, 7230, 8790, 9158, 11134, 13737, 14460, 16701, 17580, 18316, 22268, 22895, 27474, 27835, 33402, 45790, 54948, 55670, 66804, 68685, 70613, 83505, 91580, 111340, 137370, 141226, 167010, 211839, 274740, 282452, 334020, 353065, 423678, 706130, 847356, 1059195, 1341647, 1412260, 2118390, 2683294, 4024941, 4236780, 5366588, 6708235, 8049882, 13416470, 16099764, 20124705, 26832940, 40249410, 80498820]

約数ペア:

[(1, 80498820), (2, 40249410), (3, 26832940), (4, 20124705), (5, 16099764), (6, 13416470), (10, 8049882), (12, 6708235), (15, 5366588), (19, 4236780), (20, 4024941), (30, 2683294), (38, 2118390), (57, 1412260), (60, 1341647), (76, 1059195), (95, 847356), (114, 706130), (190, 423678), (228, 353065), (241, 334020), (285, 282452), (293, 274740), (380, 211839), (482, 167010), (570, 141226), (586, 137370), (723, 111340), (879, 91580), (964, 83505), (1140, 70613), (1172, 68685), (1205, 66804), (1446, 55670), (1465, 54948), (1758, 45790), (2410, 33402), (2892, 27835), (2930, 27474), (3516, 22895), (3615, 22268), (4395, 18316), (4579, 17580), (4820, 16701), (5567, 14460), (5860, 13737), (7230, 11134), (8790, 9158)]