82760560

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:346

約数の個数: 80

約数和(自身を含む): 198871200

約数和(自身を除く): 116110640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 131, 149, 212, 262, 265, 298, 424, 524, 530, 596, 655, 745, 848, 1048, 1060, 1192, 1310, 1490, 2096, 2120, 2384, 2620, 2980, 4240, 5240, 5960, 6943, 7897, 10480, 11920, 13886, 15794, 19519, 27772, 31588, 34715, 39038, 39485, 55544, 63176, 69430, 78076, 78970, 97595, 111088, 126352, 138860, 156152, 157940, 195190, 277720, 312304, 315880, 390380, 555440, 631760, 780760, 1034507, 1561520, 2069014, 4138028, 5172535, 8276056, 10345070, 16552112, 20690140, 41380280, 82760560]

約数ペア:

[(1, 82760560), (2, 41380280), (4, 20690140), (5, 16552112), (8, 10345070), (10, 8276056), (16, 5172535), (20, 4138028), (40, 2069014), (53, 1561520), (80, 1034507), (106, 780760), (131, 631760), (149, 555440), (212, 390380), (262, 315880), (265, 312304), (298, 277720), (424, 195190), (524, 157940), (530, 156152), (596, 138860), (655, 126352), (745, 111088), (848, 97595), (1048, 78970), (1060, 78076), (1192, 69430), (1310, 63176), (1490, 55544), (2096, 39485), (2120, 39038), (2384, 34715), (2620, 31588), (2980, 27772), (4240, 19519), (5240, 15794), (5960, 13886), (6943, 11920), (7897, 10480)]